dacnomania                    obsession with killing

dacoitage                     robbery by gang or mob

dacrygelosis                  1. a mental state characterized by extreme mood swings

dacrygelosis                  2. condition of alternating laughing and crying

dacryops                      wateriness of the eyes

dactylioglyph                 engraver of rings or of gems

dactyliology                  study of rings

dactyliomancy                 fortunetelling by means of a finger

dactylion                     the tip of the middle finger

dactylogram                   fingerprint

dactylography                 the study of fingerprints

dactyloid                     like or resembling a finger

dactylology                   study of sign language

dactylomancy                  fortunetelling using rings

dactylomegaly                 condition of having abnormally large digits

dactylonomy                   counting using the fingers and/or toes

dactyloscopy                  comparing fingerprints for purpose of identification

dado                          large wooden moulding along bottom of wall

daedal                        formed with art; displaying inventive skill

daedalian                     ingeniously formed; intricate; skillful, ingenious

daedalist                     aviator; pilot

dag                           dirty tatted tuft of sheep's wool

dal                           a dried legume, such as lentils, beans or peas

dalmatic                      ecclesiastical robe or other outer vestment

dalton                        unit of atomic mass

damascene                     decorate or engrave metal with wavy lines and patterns

damask                        fine lustrous fabric with flat patterns and a satin weave

damine                        having antlers like a fallow deer

dammar                        hard resin used in making varnish

damnification                 causation of injury or loss

damoiseau                     male form of damsel; a young man not yet dubbed a knight

dancetté                      deeply indented

danism                        lending money on usury

dandle                        to dance (a child) on one's knees; the action taken by a dandler

dap                           1. to dip gently into water; to fish with a surface fly

dap                           2. to skip or bounce, as a stone off the surface of a lake; hence dapping, the act of skimming stones

dapatical                     lavish; sumptuous; costly

daphnomancy                   fortunetelling using a laurel

dapifer                       one who brings meat to the table

dapocaginous                  low-spirited; having feelings of little self-worth

darbies                       handcuffs

darby                         large trowel for levelling concrete or plaster

darcy                         unit of permeability of rock to various substances

darg                          a day's work, the task of a day

darkle                        to grow or make dark

darraign                      to vindicate; to justify or prove

dartle                        to dart or shoot forth repeatedly

dash                          non-specific very small unit of measurement used in cooking

dashpot                       shock absorber

dastard                       coward; esp one who sneakily commits malicious acts

dasyphyllous                  having crowded, thick or woolly leaves

dasypoedes                    types of birds having downy-feathered young

dasypygal                     having hairy buttocks

dasyure                       flesh-eating marsupial

datary                        papal officer who registers and dates bulls and edicts

dation                        act of giving, conferring or donating

dative                        indicating indirect object of a verb

davenport                     small ornamental writing desk; large sofa

davit                         a crane that projects over the side of a ship hatchway for moving cargo

daw                           simpleton; a sluggard; an idle person; bird of the crow family

deaconing                     act of putting best looking goods on top of pile

deadeye                       rounded wooden block with hole used to set up ship's stays

deadhouse                     mortuary

deadstock                     farm equipment

deadwood                      timbers built into ends of ship when too narrow to permit framing

dealate                       insect divested of its wings

dealbation                    whitening; bleaching

deambulatory                  place for walking around or about in

dearticulate                  to disjoint

deasil                        a sunwise or clockwise motion

debarrass                     to disembarrass; to disencumber from anything that embarrasses

debel                         to conquer in war

debellate                     to conquer or overcome through battle

debellation                   the action of vanquishing or reducing by force of arms; conquest, subjugation

deblaterate                   to babble, prate

deblateration                 the act of prating or babbling

debouch                       to issue or emerge; to flow from a confined place

debouchure                    mouth of a river or strait

debridement                   the removal of foreign matter from a wound

decadarchy                    government by ten individuals; decarchy

decadist                      author who writes works in ten parts

decalcomania                  process of transferring a design onto a surface using specially prepared paper

decalescence                  point in heating metal where it appears to cool

decalogist                    exponent of rules such as the ten commandments

decalvant                     removing hair; depilatory

decamerous                    having parts in tens

decamp                        to break up a camp; to depart suddenly; abscond

decanal                       1. located on south side of the choir in a church

decanal                       2. of, like or pertaining to a dean or deacon

decantate                     to chant or say repeatedly

decarchy                      government by ten individuals

decare                        1000 square metres

decarnate                     denied or deprived of physical bodily form

decastich                     ten-line poem

decatise                      to uncurl through the use of steam or moisture

decaudate                     to cut off the tail of

decelerometer                 instrument for measuring deceleration

decennoval                    of, like or pertaining to the number nineteen

decession                     departure

decidophobia                  the fear of making decisions

decimestrial                  lasting ten months

deckle                        a frame used in making paper by hand to form paper pulp into sheets of a desired size

declassé                      below one's social class

declination                   the angular distance north or south from the celestial equator measured along a great circle passing through the celestial poles

declinometer                  instrument for measuring magnetic declination

declivity                     place that slopes downwards; inclination downwards

decoct                        to boil down; hence, to figure out by deduction what the true meaning is of a statement, a symbol, or an oblique communication

decollate                     to behead; to disorganize

decomplex                     repeatedly compound

deconstruction                1. to extract the flavor of by boiling; boil down, concentrate by or as if by boiling

deconstruction                2. interpreting literature so as to show the impossibility of a definite interpretation

decorticate                   to remove the bark, husk or peel of

decoupage                     the application of paper cutouts to wood surfaces

decrassify                    to make less crass or boorish

decrement                     a gradual decrease in quantity or quality

decrepitate                   to crackle; to roast so as to cause to crackle

decrescent                    becoming gradually less

decretal                      papal decree deciding a point of church law

decretive                     having the force of a decree; decretory   decretive will

decrudescence                 diminution or reduction of a disease

decubitis                     one's position or posture while sleeping

decubitus                     one's posture or position in bed

decuman                       principle; large; primary

decumbent                     lying down; reclining on the ground

decumbiture                   the time spent by an invalid in bed

decurrent                     extending or running downwards

decurtate                     to curtail, shorten or abbreviate

decussate                     to intersect; hence, decussation; an intersection esp. in the form of an X

dedans                        spectators at a court tennis match

dedition                      surrender; capitulation

dedolent                      that feels sorrow no more; feeling no compunction; insensible, callous; apathetic

deedbote                      penance, repentance

deek                          look at; see

deemster                      judge on the isle of man

defalcate                     deduct; curtail; to engage in embezzlement, e.g. as a trustee

defalcation                   misappropriation of funds by the person or group entrusted with them

defatigable                   capable of being wearied or tired out; fatigable

defeasible                    1. capable of defeat by contrary evidence

defeasible                    2. that may be annulled

defecalgesiophobia            the fear of defecation

defenestrate                  to throw out of a window

defenestration                throwing a person or object out a window

deferrise                     to remove iron from

defervescence                 abatement of heat; coolness; decrease of fever

defi                          challenge, defiance

defilade                      ao arrange fortifications against frontal attack

defiliation                   depriving a parent of a child

definiens                     word or words used in a dictionary definition

deflexed                      turned abruptly downward

deflexure                     deviation

deflocculate                  to break down into small pieces

defluent                      running down; decurrent

defluvium                     falling of hair

defoedation                   pollution, defiling

defossion                     burying (alive)

dégagé                        tt rest; untroubled; at ease

deglutinate                   to unglue or unstick

deglutition                   the act or process of swallowing

degression                    gradual decrease; reduction in taxes

dégringolade                  rapid decline or decay; downfall

degu                          rat-like rodent of South America

degustation                   eating in a series of small portions

dehisce                       to burst open, as the pod of a plant

dehort                        to dissuade

dehortation                   advice against something; dissuasion [marked rare in 1913]

dehortatory                   dissuading

deicide                       destruction or killing of a God

deictic                       directly demonstrating something or some proposition

deiform                       appearing like or shaped like a God

deiparous                     giving birth to a god or a goddess

deipnetic                     pertaining to dinner; fond of eating

deipnophobia                  the fear of dinner conversation

deipnosophist                 a person skilled in dinner conversation; a master at the art of dining

deipnosophobia                a fear of dinner conversation

deipnosophy                   learned conversation conducted while dining

deipotent                     having Godlike power

deisidaimonia                 the fear of supernatural powers

deism                         belief in God but rejection of religion

deixis                        relating to time and place of a linguistic utterance

dejecta                       excrements

dejerate                      to take an oath or swear to something

delactation                   weaning

delaine                       light fabric of wool or mixed wool and cotton

delaminate                    to split into layers

delapsation                   a falling down

delapse                       to slip down; descend, sink

delapsion                     a falling down

delassation                   fatigue, weariness, being pooped

delate                        to pass on; to charge with a crime

delation                      an accusation, denunciation]  accusation, denouncement

delative                      indicating motion downward

delectation                   delight, enjoyment

delectus                      anthology of useful passages or quotations

delenda                       things to be deleted or destroyed

deleterious                   harmful to body or mind

delf                          drain; ditch; excavation

delibate                      to sip

delible                       capable of being deleted

deliciate                     to make yourself happy or indulge in something

deligation                    bandaging

delignate                     to remove wood from; to deprive of wood

deliquesce                    to melt into liquid by absorbing moisture

deliquescent                  1. tending to melt away or dissolve

deliquescent                  2. having repeated division into branches

delirament                    an insane fancy; craze, delusion

deliration                    madness; aberration

delirifacient                 producing or creating delirium

delitescent                   lying hidden; obfuscated, latent; thus, delitescence; latent state, concealment, seclusion

delope                        to fire one's gun into the air in a duel

Delphic                       of or relating to the oracle of Apollo at Delphi; obscurely prophetic; oracular

delphically                   obscurely prophetic; ambiguously, obscurely

delphine                      pertaining to the dauphin of France

delphinine                    of, like or pertaining to dolphins

delphinity                    dolphin-kind, the nature of dolphins

deltiologist                  a collector of picture postcards

deltiology                    the collection and study of picture postcards

deltoid                       shaped like a delta or triangle

delubrum                      a font, a temple or shrine having a font

delusive                      deceptive, beguiling; delusional

demagogue                     political agitator appealing to popular prejudices

démarche                      decisive course of action taken in diplomacy

demarchy                      government by the people; popular government

demegoric                     of, like or pertaining to demagogues ot to public speaking

démenti                       official denial or refusal

dementophobia                 the fear of insanity or going insane

demephitize                   to purify from foul unwholesome air; demephitization

demerge                       to immerse; to plunge

demersal                      subaqueous; living underwater; sinking to the bottom

demesne                       feudal manor-house with adjacent lands

demicastor                    beaver pelt of poor quality; beaver fur mixed with another type of fur

demigration                   change of abode

demijohn                      large bottle having a wicker case

demimond                      a class of women on the fringes of respectable society supported by wealthy lovers; a group having little reputation

demisang                      half-breed; hybrid

demisemiquaver                a 1/32 note in music

demitoilet                    a style of elaborate but not formal dress

demiurge                      the creator of a world, whether real or mythical

demogenic                     of, like or pertaining to membership by citizenship rather than kinship

demology                      study of human behaviour

demonarchy                    government by a demon

demonetise                    to deprive of monetary value; to withdraw from circulation

demonocracy                   government by demons or evil forces

demonolatry                   worship of or devotion to demons

demonology                    study of demons

demonomancy                   fortunetelling using demons

demonomania                   pathological belief that one is possessed by demons

demonophobia                  the fear of demons

demonosopher                  one who is inspired by a demon or devil

demophobia                    the fear of crowds or people

demotic                       relating to the common people; popular

demulcent                     emulsifier; something soothing

demurrage                     delay of vessel's departure or loading with cargo

denary                        one of ten; tenfold; of, like or pertaining to group of ten

dendriform                    shaped like a tree

dendritiform                  branched

dendrochronology              the study of growth rings in logs to determine climates; tree ring dating

dendroid                      tree-like; resembling a tree

dendrolatry                   the worship of trees

dendrology                    the study of trees

dendrometer                   instrument for measuring trees

dendrophillia                 the love of trees

dendrophilous                 fond of trees

dendrophobia                  the fear of trees

denegate                      to deny

denehole                      vertical shaft having chambers at the base

denier                        unit of yarn fineness

dennet                        light two-wheeled carriage

denouement                    the final outcome

densimeter                    instrument for measuring closeness of grain of a substance

densitometer                  instrument for measuring optical or photographic density

dentagra                      toothache

dentellated                   having small notches or teeth

dentelle                      lace; lacework

denticle                      small toothlike structure

dentiform                     shaped like a tooth

dentigerous                   toothed; bearing teeth

dentiloquent                  pertaining to one who talks through their teeth

dentiloquy                    speaking through clenched teeth; thus, dentiloquist

dentine                       ivory-like material making up teeth

dentiologist                  one who speaks with closed teeth

dentirostral                  with notched beak

deobstruent                   something that removes an obstacle

deodate                       a gift to or from God

deonerate                     to disburden

deontic                       1. of or relating to moral obligation; deontological

deontic                       2. the science of duty; deontology

deontology                    the theory or study of moral obligation

deoppilate                    to free from obstruction

deordination                  abnormality or irregularity

deorsumversion                turning downwards

deosculate                    to kiss affectionately

depalmate                     to give one a box on the ear

deparadisation                expulsion from the Garden

depascent                     eating

depaysé                       out of one's element or natural environment

depeculation                  embezzlement of public funds

depeditation                  amputation of a foot

depertible                    capable of being divided into parts; divisible

dephlegmate                   to distill something, such as alcohol

dephlogisticate               to make something fireproof

deponent                      1. having a passive form but active meaning

deponent                      2. one who gives evidence

deponticate                   to hurl from a bridge

depontication                 the act of hurling from a bridg

depotentiate                  to deprive or divest of power

deprehend                     to seize, capture; to take by surprise; to perceive or detect

depurate                      to purify

deracinate                    to uproot

deracination                  eradication, extirpation

deray                         to go wild; to derange

derecho                       a widespread and usually fast-moving windstorm, which may produce damaging winds

derf                          bold, daring

deric                         of, like or pertaining to the skin

dermatoglyphics               the study of skin patterns on the hands and feet (palms and heels)

dermatoid                     like or resembling skin

dermatology                   study of skin

dermatopathophobia            the fear of skin diseases

dermatophobia                 the fear of skin

dermographia                  condition where writing on skin causes red mark to form

dern                          1. hidden, secret; crafty, underhanded

dern                          2. drear, dark, somber, dire

dern                          3. earnest, determined

derodidymus                   two-headed beast

derogate                      diminished in value; dishonored; degraded

derrick                       hoisting mechanism using a boom and a central post

deruncinate                   to weed

desacralise                   to deprive or remove sacred qualities

descrive                      to describe

desideratum                   something which is greatly desired as essential

desiderium                    longing or yearning

desinent                      terminal; ending

desipience                    foolishness, silliness; relaxed dallying in enjoyment of foolish trifles

desipient                     playing the fool; trifling

desition                      an ending, or conclusion

desitive                      final, serving to complete, conclusive

desman                        aquatic insectivorous musk-secreting Russian rat

desmology                     study of ligaments

désobligeante                 carriage for one passenger

desperadoism                  a wave or period of unusual activity by desperadoes

despoliation                  despoiling; despoilment

desponseries                  a formal written announcement of an engagement

despotocracy                  government by despots or tyrants

despumate                     to throw off impurities in foam; to skim; to remove scum

desquamate                    to scale or flake off

desticate                     to squeak like a rat

desudation                    a profuse and inordinate sweating

desuetude                     discontinuance from use or exercise; disuse

desultory                     jumping from one thing to another; rambling; unplanned

desuperpollicate              to give a 'thumbs down'

detenebrate                   to free from darkness or obscurity

detersion                     the act of cleaning

detinue                       wrongful seizure of property; action to recover it

detort                        to untwist; to twist the other way

détraqué                      a person who is deranged

detritivore                   an organism that feeds on detritus; feeding on detritus

detritus                      waste or debris

detrude                       to thrust downward or outward

detumescence                  diminution of swelling

detur                         a prize of books given annually to meritorious undergraduate students at Harvard University

deturpate                     to make something ugly or to defile something

deuteragonist                 1. the actor taking the part of second importance in a classical Greek drama

deuteragonist                 2. a person who serves as a foil to another

deuterogamist                 someone who remarries after a spouse's death; also called a digamist

deuterogamy                   second marriage after the death of the first wife

deuteropathy                  second illness in addition to an initial one

deuteroscopy                  second view or meaning; second sight

devall                        to sink; to decline

devenustate                   to deprive of beauty or comeliness; to disfigure, deform

devenustation                 the condition or process of being reduced from Venus status; de-aestheticization

devisee                       one to whom property is bequeathed in a will

devoir                        what is due; duty

devorative                    capable of being swallowed whole

dewlap                        turkey's wattle; flap of skin under the throat

dexiotropic                   turning to the right

dexter                        relating to the right side of a heraldic shield

dextroduction                 shifting the eyes from left to right

dextrogyratory                turning to the right

dextrophobia                  the fear of the right or things to the right

dextrosinistral               a left handed person who is trained to use their right hand

dghaisa                       a small boat used in Malta, similar to a gondola

dharna                        a method of collecting a debt in which the person who is owed money sits on the debtors doorstep until payment is made, or the debtor starves to death

dhole                         wild Asian dog

diable                        unglazed earthenware casserole

diablerie                     black magic; sorcery; mischief; demon lore; mischievous conduct or manner

diabolarchy                   rulership by the devil

diabolocracy                  government by the devil

diabology                     study of devils

diabrotic                     corrosive

diacatholicon                 panacea

diachoretic                   laxative

diaclastic                    refractory

diaconal                      of, like or pertaining to a deacon

diaconicon                    sacristy for sacred vessels in orthodox churches

diacope                       deep wound or incision

diacoustic                    of, like or pertaining to the refraction of sound

diacritic                     making a distinction; aiding a diagnosis or evaluation

diacritics                    the marks used in dictionaries to symbolize pronounciation

diactinal                     having two pointed ends

diadermic                     of, like or pertaining to the puncturing of the skin

diadrom                       course or passing; vibration

diagenesis                    production of rock out of sediment

diaglyph                      figure etched or engraved in surface of gem or stone; intaglio

diagometer                    instrument for measuring electrical conductivity

diagraph                      instrument for enlarging or projecting drawings

diagraphics                   art of making diagrams or drawings

dialectology                  study of dialects

diallage                      device in which many arguments brought upon one point

diallelus                     circular argument

diamanté                      glittering; decoration using glitter

diamantiferous                bearing diamonds

dianoetic                     capable of, like or pertaining to thought

diapason                      1. a burst of harmonious sound

diapason                      2. the principal foundation stop of an organ

diapason                      3. the entire compass of musical tones

diaphanometer                 instrument for measuring the transparency of air

diaphanous                    transparent; translucent

diaphone                      a foghorn with a two-toned, penetrating sound

diaphoresis                   artificially induced sweat

diaphoretic                   having the power to increase perspiration

diapyesis                     release or discharge of pus

diarchy                       government by two people

diaskeuast                    reviser; interpolator

diaspora                      dispersion

diastema                      a gap or space between two teeth

diastomatic                   moving through the pores

diastrophe                    upheaval or drastic modification of the earth's crust

diasyrm                       a figure of speech expressing disparagement or ridicule; damning with faint praise

diatessaron                   medicine of four ingredients

diathermic                    permeable to or able to conduct radiant heat

diathesis                     particular condition of body or mind; predisposing factor

diazingiber                   a kind of ginger candy

dibatag                       Somali antelope with recurved horns

dibble                        1. pointed tool for making holes for seeds or plants

dibble                        2. to drink like a duck

dicacity                      raillery; banter; biting wit

dicaeology                    defending oneself in argument by claiming justification

dicephalous                   two-headed

dicephalus                    conjoined twins with two heads

dicerous                      two-horned; having two antennae

dichogamous                   having males and females maturing at different rates

dichord                       musical instrument with two strings

dichroscope                   instrument for examining crystals for dichroism

dictionatical                 authorized or approved by the dictionary

didact                        a person given to lecturing or moralizing

didactic                      designed or intended to teach; intended to convey instruction and information

didapper                      someone who disappears and bobs up again

didascalic                    didactic; pertaining to education or teaching

didaskaleinophobia            the fear of school

diddicoy                      itinerant tinker or scrap-dealer

diddly-squat                  the least amount; nothing

diddums                       an exclamation indicating that the speaker thinks that the person addressed is being childish and petulant

didelphine                    of, like or pertaining to opossums

didelphous                    marsupial or pouched mammal

didine                        of, like or pertaining to dodos

didymous                      arranged or growing in pairs; twin

diectasis                     extending line of verse by adding extra syllable

diegesis                      a recitation; a narration of facts

diesis                        double dagger sign

diestrus                      period of sexual inactivity

dietrologia                   the art of finding dark, ulterior motives behind the most obvious decisions

diffarreation                 Roman form of divorce

differentia                   property which distinguishes one from another

diffidation                   a renunciation of faith or allegiance; formal severing of peaceful relations

diffidelity                   disbelief, unbelief

diffident                     hesitant in acting or speaking; reserved, unassertive

diffinity                     lack of similarity or affinity

diffluent                     readily flowing away

diffract                      to break up into segments or portions

diffractometer                instrument for determining structure of crystal through light diffraction

diffrangible                  capable of being diffracted or separated

diffugient                    dispersing; diffusing

digamist                      one who marries a second time

digamy                        a second marriage after the death or divorce of a previous spouse

digerati                      people who are knowledgeable about digital technologies such as computer programming and design

dight                         disposed, adorned, clothed

digitate                      having or resembling fingers

digitiform                    shaped like a finger

digitigrade                   walking on the toes alone, like a cat

digitorium                    silent piano for practicing

digladiate                    to fight with swords; to fence

digladiation                  fighting or fencing with swords; strife or bickering of words; wrangling, contention, disputation

diglot                        a bilingual person

dignotion                     a birthmark, tattoo, mole or any other type of distinguishing mark on the body

digonal                       figure such that a half-turn gives the same figure

digoneutic                    double brooded

digraph                       two letters expressing a single sound

dijudicate                    to judge; to decide

dik-dik                       small east African antelope

dikephobia                    the fear of justice

dilacerate                    to rend or tear asunder

dilaniate                     to tear to pieces

dilatometer                   instrument for measuring expansion

dilatory                      slow; given to delay or procrastination

dilettante                    dabbler or lover of fine arts

dilogical                     ambiguous; having two meanings

dilogy                        1. the use of an ambiguous or equivocal expression; the word or expression so used

dilogy                        2. repetition of a word or phrase, in the same context

diluent                       diluting

diluvial                      of, like or pertaining to floods; especially mythical ones

dimbox                        someone who settles a controversy or dispute

dimerous                      consisting of two parts

dimidiate                     divided into halves

diminute                      diminished, diminutive

dimissory                     sending away or giving leave to depart; dismissing

dimity                        sheer and stout white cotton

dinanderie                    bronze-coloured metal alloy used for decorative vessels

dinarchy                      government by two people; diarchy

dingbat                       a typographical ornament or symbol used typically to call attention to an opening sentence or to make a break between two paragraphs

dinic                         of, like or pertaining to vertigo or dizziness

dinmont                       a castrated ram between one and two years old

dinomania                     mania for dancing

dinophobia                    the fear of dizziness

dinsome                       loud; noisy

dioecious                     having male and female sexual organs in different individuals

diogenic                      cynical

dionym                        name containing two parts or terms

diophysitic                   having two separate personalities

dioptometer                   instrument for measuring focus or refraction of the eyes

dioptre                       unit of measurement of power of lens or eye

dioptric                      transparent

dioptrics                     study of light refraction

diorism                       distinction; definition

dioristic                     serving to distinguish

diorthosis                    a critical revision of a text; any correction or adjustment

diotic                        affecting both ears

diphallic terata              a disease in which a man has two penises

diphyletic                    descended from two distinct ancestral groups

diphyodont                    having second set of teeth that replaces the first

diphysitism                   belief in the dual nature of Christ

diplasiasmus                  the incorrect doubling of a letter when spelling a word

dipleidoscope                 instrument for measuring moment when an object passes a meridian

diplocephalus                 two-headed monster

diplogenesis                  doubling of ordinarily single organ or part

diplograph                    instrument for writing two lines of text at once

diplomatics                   science of deciphering ancient writings and texts

diplomatology                 study of diplomats

diplopia                      double vision

dipnoous                      having both lungs and gills

dippoldism                    the act of beating or whipping school children

dippydro                      person who often changes mind

diprionidian                  serrated on both sides

diprotodon                    gigantic prehistoric marsupial with two incisors in lower jaw

dipsetic                      causing thirst

dipsomania                    abnormal craving for alcohol

dipsomanophobia               the fear of drinking alcohol

dipsophobia                   the fear of drinking alcohol

dipsosis                      pathological great thirst

diptote                       noun taking two grammatical cases only

diptych                       pair of pictures on hinged panels; register of bishops and saints

dirdum                        uproar, tumultuous noise or din; outcry; loud reprehension, obloquy, blame

diremption                    separation into two; disjunction

direption                     the sacking or pillaging of a town; an act of plundering

direptitious                  characterized by plundering or pillaging; hence direptitiously

dirigent                      guiding

dirigible                     1. able to be directed

dirigible                     2. A steerable self-propelled aircraft

dirigism                      state control in economic and social spheres

diriment                      condition of legal nullification

disafforest                   to clear of forest; to disforest

disagio                       fee charged for exchanging foreign or depreciated currency

disambiguation                the establishment of a single semantic or grammatical interpretation

disboscation                  the clearing of woods to make farmland or pasture

disbosom                      to make known; to reveal

discalceation                 the act of taking off the shoes, esp. in token of reverence

discalced                     without shoes; barefoot; a religious order wearing no shoes

discarnate                    disembodied; separated from the body

discept                       to dispute; to debate

discerp                       to tear something apart or to shreds

discerptible                  able to be separated

disciform                     round or oval in shape

discigerous                   bearing a disc or discus

discinct                      loosely dressed; loose, negligent

discission                    open incision or cut

discobolus                    a discus thrower

discomania                    obsession for disco music

discombobulate                to disconcert; to upset

discommodious                 inconvenient

discophile                    one who loves and studies sound recordings

discophoran                   of, like or pertaining to jellyfishes

discordianism                 the veneration of Eris, the goddess of chaos, discord and confusion

discountenance                to abash; to discourage

disculpate                    to free from blame

disembogue                    to discharge or eject into the sea

disembogue                    to discharge or pour forth from the mouth (as from a river)

disembrangle                  to free from dispute

diseuse                       female orator or reciter of verse

disfluency                    impairment of the ability to produce smooth, fluent speech; interruption in the smooth flow of speech

disgarnish                    to despoil

disgeneric                    being of a different genus

disgregation                  separation; scattering

dishabillophobia              the fear of undressing or undressing in front of someone

disillude                     to free from illusion

disimmure                     to liberate; to release from walls

disincommodate                mixture of discommodate and incommodate (themselves rather archaic forms for discommode and incommode)]  to cause inconvenience to; trouble

disintermediate               to withdraw one's money from intermediate institutions for direct investment; to eliminate the middleman

disinure                      to render unfamiliar

disjection                    scattering or dispersion

dislimn                       to dim

disomus                       monster with two bodies

disorbed                      deprived of authority or sovereignty

dispendious                   extravagant; expensive

dispiteous                    pitiless; malicious

displume                      to strip of honors

dispone                       to set in order; dispose

disponge                      to sprinkle or discharge as if from a sponge

disponible                    capable of being assigned or disposed of as one wishes; available

disport                       to play about, frolic or gambol

disposophobia                 the fear of throwing anything away

dispread                      to spread in different ways

dispurvey                     to deprive of provisions

disquisition                  carefully argued examination of a topic

disquixote                    to disillusion

disseize                      to seize or deprive of property wrongfully

dissemble                     to hide under a false appearance; disguise

dissentient                   one who dissents; dissenter

dissepiment                   partition or separation of tissue

dissilient                    springing apart; bursting open with force

dissimulate                   to pretend; to feign; to fake

dissmell                      the reflex to avoid a bad smell

dissolute                     of loose morals; debauched

distaff                       of, like or pertaining to the female branch of a family or women's work

distich                       a couplet

distichous                    in or having two rows

distraint                     seizure of goods

distrait                      distracted; inattentive

distributary                          branch of river that flows away from the main stream

distributive                  indicating separate members of a group, one at a time

disworth                      to deprive of worth; to render worthless or unworthy

dit                           poem; words of a song

ditheism                      belief in two equal Gods, one good and one evil

ditheletism                   doctrine that Christ had two wills

dithyramb                     a hymn or poem to honor Bacchus

dithyrambic                   1. ildly enthusiastic in statement or writing

dithyrambic                   2. passionate; ecstatic; frenzied

ditokous                      producing two at a birth or in a clutch

ditrichotomous                divided into either two or three parts

dittography                   unintentional repetition of letters in print

dittology                     double reading or interpretation

diurnal                       recurring every day; having a daily cycle; occurring in the daytime

diurnation                    hibernating or sleeping during daylight

diutiurnal                    lasting long

divagate                      to wander or stray from a course or subject; diverge, digress

divagation                    a divergence or digression from a course or subject

divaricate                    to divide into two branches

divellent                     drawing apart; pulling apart in pieces

diversiloquent                speaking in different ways; speaking on different subjects

diversivolent                 desiring strife or differences; contentious

diverticulum                  blind passage or tunnel

divertissement                a diversion or entertainment

divigate                      to stray, as in the opposite of navigate

divinate                      to foretell future events, soothsay, augur, prophesy

divisim                       separately

divitiphobia                  the fear of wealth

divulgate                     divulge; disclose; reveal; publish

divulsion                     the act of pulling away; a tearing asunder; a violent separation

dixit                         an individual's unconfirmed, dogmatic statement

dizen                         to dress up; to dress gaudily

dizzard                       a foolish fellow, idiot, blockhead

dobbin                        workhorse

dobhash                       interpreter

dobsonfly                     soft-bodied insect with large mandibles

docent                        a college or university teacher orlecturer; a person who leads guided tours esp. through a museum or art gallery

doch-an-dorris                a drink at the door; a parting drink

docimasy                      scrutiny; assaying; application of tests

docimology                    the art of assaying

docity                        teachableness; quickness of comprehension

doctiloquent                  talking about a subject which you have studied and know a lot about

doddered                      decayed with loss of branches

doddle                        a very easy task; a 'walk-over'

dodecafid                     divisible into twelve parts or regions

dodecarchy                    government by twelve people

dodger                        shield against rain or spray on a ship's bridge

dodoism                       stupid remark

dogcart                       light two-wheeled carriage with seats back-to-back

dogdayed                      relating to the dog-days

doggery                       a cheap saloon, dive

doggo                         in hiding

dogsbody                      one whose work is routine and boring; drudge

dogwatch                      a short, evening period of watch duty on a ship

doit                          a trifle or minor thing

dol                           unit for measuring intensity of pain

dolabrate                     of, like or pertaining to axes or hatchets

dolabriform                   resembling a hatchet or cleaver

dolee                         one who receives a government benefit, especially unemployment benefits

dolent                        causing sorrow or grief; grievous, distressing; mourning; doleful

doles                         the two short grips on the handle of a scythe

dolichocephalic               having a head that is longer than it is wide

dolichopodous                 having long feet

dolichprosopic                having an unusually long face

dolioform                     shaped like a barrel

dolmen                        prehistoric structure or tomb of unhewn stones

doloriferous                  bearing grief or pain

dolorific                     causing great sadness or sorrow

dolorifuge                    something that banishes or mitigates grief

dolorimeter                   a psychological torture instrument which measures pain in units called dols

dolose                        having evil or malicious intent

domal                         of, like or pertaining to a house or dome

domatologist                  a professional housekeeper

domatophobia                  the fear of houses or being stuck in a house

domett                        plain cotton-wool blend

dommerer                      a beggar who fakes being deaf and mute

domnoddy                      fool, ninny, nincompoop, simpleton  (also, noddypoll, noddy)

dompteuse                     a woman who trains animals

donary                        thing given for a sacred purpose

donative                      benefice presented to church without reference to bishop

donné                         basic assumption or axiom; basic principle of an artwork

donnicker                     a toilet; bathroom, lavatory

donnism                       self-importance

donnybrook                    an uproarious brawl; a heated public dispute

donsie                        unlucky; restive; saucy; slightly ill

dontopedalogy                 putting one's foot in one's mouth

doolally                      characterized by an unbalanced state of mind; insane, irrational or crazy

doomster                      judge; pessimist

dop                           copper cup for holding a diamond while cutting it

doppelganger                  a ghostly counterpart of a living person

doppio                        double meter Renaissance dance step

doramania                     obsession with owning furs

doraphobia                    the fear of fur or animal skins

dord                          dense

dormer                        gabled window

dormition                     falling asleep; death

dornick                       stout linen

doromania                     obsession with giving gifts

dorsiventral                  having differentiated opposite faces or surfaces

dorsodynia                    a pain in the back

dorts                         a mood of bad temper; sulks

dorty                         bad-tempered

doryphore                     one who gains inordinate pleasure from detecting minor errors; a pedantic nitpicker

doryphorus                    sculpture of a spear-bearer

dos-a-dos                     carriage where passengers seated back to back

dosh                          money

dosimeter                     instrument for measuring dose of radiation

dosimetry                     measurement of doses of drugs

dosiology                     the study of doses

dossal                        ornamental cloth hung behind and above an altar

dossil                        plug; spigot; wad of lint for wiping a wound

dotation                      endowment or donation

dotterel                      a species of plover (said to be very easily caught); a silly, foolish person, esp. one who is easily duped

dottle                        unburnt and partially burnt tobacco caked in the bowl of a pipe

douanier                      customs official

double entente                a double meaning

doublette                     copy of own artwork made by an artist

douc                          southern Chinese monkey

doucet                        savory tart baked in sweet dough

douceur                       gentleness or sweetness; a subtly offered bribe

doula                         a woman experienced in childbirth who provides advice, information, emotional support, and physical comfort to a mother before, during, and just after childbirth

doulocracy                    government by slaves

douroucouli                   small South American nocturnal monkey

dowitcher                     long-billed North American wading bird

dowlas                        coarse linen

dowless                       without strength or energy; feeble; infirm

downhaul                      rope for holding down or hauling down a sail or spar

dowsabel                      sweetheart

doxastic                      of, like or pertaining to opinion

doxographer                   compiler of opinions of philosophers

doxology                      hymn or verse of praise to God

doxy                          a woman of loose morals; prostitute; mistress

doytin                        to walk about stupidly

drabbet                       coarse linen

drabble                       to besmear; bedraggle

drachenfutter                 a peace offering to a wife from a guilty husband (literally; dragon fodder)

draconiform                   shaped like a dragon

draconites                    jewel supposedly found inside a dragon's head

draff                         refuse; dregs; hogwash

draffish                      worthless

draffsack                     a sack of draff or refuse; a big paunch; a lazy glutton

draffy                        worthless

draftsack                     a bag of garbage (figuratively meaning a big paunch or belly; a glutton)

drageoir                      box for holding sweetmeats

draggle                       make wet and dirty by dragging on the ground

dragoman                      interpreter

dragonism                     unremitting watchfulness

dragonnade                    persecution by military means

dragoon                       to compel by military bullying; to compel by force

drail                         iron bow of a plough; heavy fishhook

Draisine                      a very early bicycle designed by Baron von Drais

dramaturgy                    art of producing and staging dramatic works

drammock                      raw oatmeal mixed with cold water

drap-de-berry                 old woollen cloth

drapetomania                  intense desire to run away from home

drasy                         dreggy; vile, worthless, rubbishy

drazel                        a vagabond wench, hussy; outright slut

dratchell                     a slovenly, lazy woman

drawcansir                    a blustering, bullying fellow; a pot-valiant braggart; a bully

dreadnought                   heavy woollen cloth

dreamery                      a place favourable to dreams

dree                          to endure or withstand; to suffer

dreich                        dreary

dreikanter                    three-faced pebble worn by wind

drepaniform                   shaped like a sickle

drepanoid                     like a sickle

drill                         durable twilled cotton

dringle                       somebody who likes to waste time

drintling                     the clucking noise made by turkeys

dripstone                     stone projection used to dispose of rainwater

dririmancy                    fortunetelling by observing dripping blood

droguet                       ribbed woollen dress fabric

drogulus                      an entity whose presence is unverifiable because it has no physical effects

drollery                      drollness; comic show; jest

dromestoners                  persons who remove stones from temporary airfields

dromic                        of, like or pertaining to a racecourse

dromomania                    compulsive longing for travel

dromometer                    instrument for measuring speed

dromond                       large single-sailed ship powered by rowers

dromophobia                   the fear of crossing streets

drongo                        1. a simpleton; a stupid, worthless person

drongo                        2. an African bird known for its ability to mimic other birds

droogish                      relating to the nature or attitudes of a member of a street gang

dropsonde                     a cylindrical cannister that acts like a miniature weather station when dropped into the eye of a hurricane

droskhy                       low four-wheeled open carriage

drosometer                    instrument for measuring dew

droud                         an oafish woman

droumy                        troubled; muddy; turbid

drugget                       coarse durable wool fabric

drumble                       moving in a slow or sluggish manner

drumlin                       long hill formed by glacial retreat

drung                         narrow road or path to a pasture

drupaceous                    of, like or pertaining to drupes or stone-fruits

druxy                         having decayed spots concealed by healthy wood

dryasdust                     boring; pedantic

drygulch                      to murder by pushing off a cliff

drysalter                     seller of dry goods and chemicals

duarchy                       government by two people; diarchy

duarf                         fictitious nineteen-toed fish of Erewhon

dubiety                       doubtfulness; uncertainty; doubt

dubitate                      to doubt; to hesitate

dubitative                    mood signifying doubt or incertitude

ducape                        plain-woven stout silk fabric

ducdame                       meaningless refrain

duck                          durable closely woven cotton fabric

ductia                        vigorous stamping dance

dudgeon                       a fit or state of angry indignation usually provoked by opposition; ill humor, resentment

duende                        1. a ghost, an evil spirit

duende                        2. power to attract through personal charm

duenna                        governess; chaperone

duff                          decaying leaves and branches covering a forest floor

duffel                        fabric of thick, low-quality woolen cloth

dulcian                       a small early bassoon

dulcifluous                   flowing sweetly

dulciloquy                    a soft manner of speaking

dulia                         inferior veneration of saints and angels in comparison with God

dulocracy                     government by slaves; doulocracy

dulosis                       slavery practiced by animals; especially ants

dumbledore                    the bumblebee; the dung-beetle

dumose                        bushy

dump                          obsolete English dance in 4/4 time

duncical                      pertaining to a dunce; dull-witted, stupid, blockheaded

dungaree                      heavy coarse durable twilled cotton, usually coloured

duniwassal                    a Scottish gentleman

dunkle                        to make a dint or pit in; to dint; the cavity produced by a blow, or in consequence of a fall

dunnage                       wood laid in hold to keep cargo dry and safe

dunnart                       mouse-like marsupial with pointed snout

duodenary                     of, like or pertaining to the number twelve

duomachy                      duel or fight between two people

dupion                        coarse silk

duramen                       heartwood

durance                       imprisonment

durative                      continuing; not completed; undergoing transformation

durbar                        the court of an Indian prince; an audience held by a prince; a hall or place of audience

dure                          to last; to endure

durity                        hardness

durometer                     instrument for measuring hardness of substances

duroy                         coarse woollen

duteous                       devoted to duty; obedient

duumvirate                    governing council or body of two individuals

duvetyn                       smooth lustrous velvety fabric

dwaible                       being unstable

dwale                         stupefying drink; to wander about deliriously

dwile                         floorcloth or mop

dyarchy                       government by two people; diarchy

dybbuk                        the wandering soul of a dead person believed in Jewish folklore to enter and control a living body

dynamogenesis                 production of increased nerve activity

dynamograph                   instrument for recording mechanical forces

dynamometer                   instrument for measuring mechanical force

dyne                          unit of force to accelerate 1 gram to 1 cm per second per second

dyogram                       ship's chart indicating compass deflection due to ship's iron

dysaesthesia                  loss of sensation

dysania                       having a hard time waking up in the morning

dysbulia                      loss of willpower

dyschroa                      discoloration of the skin

dyschromatopic                colour-blind

dysepulotic                   not healing quickly or easily

dysesthesia                   an impairment of the senses, especially the sense of touch

dysgenesis                    sterility in hybrid creatures

dysgenics                     the study of racial degeneration

dyslogia                      inability to express ideas due to mental incompetence

dyslogistic                   conveying censure; opprobrious; disapproving

dysmorphophobia               the fear of physical deformities

dysnomy                       the creation of flawed laws which cause more problems

dysphagia                     pathological difficulty in swallowing

dysphemism                    replacement of an inoffensive by an offensive word

dysphonia                     physical abnormality causing speech impediment

dysphoria                     uneasiness; restlessness; general depression

dystectic                     not easily fused

dysteleogist                  one who believes in the purposeless of nature

dysteleology                  1. doctrine of purposelessness

dysteleology                  2. study of purposeless organs

dysthymia                     a depression

dysthymic                     affected with despondency or depression of spirits

dystocia                      difficult childbirth

dystopia                      a society in which the conditions are horrid and people miserable

dystychiphobia                the fear of accidents

dyvors                        people or businesses who have gone bankrupt or are disreputable

dyvoury                       bankruptcy; beggary