| dyschezia | (noun) difficulty in defecating (usually as a consequence of long continued voluntary suppression of the urge to defecate) | - |
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| dyscrasia | (noun) an abnormal or physiologically unbalanced state of the body | - |
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| dysentery | (noun) an infection of the intestines marked by severe diarrhea | - |
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| dysfunction | (noun) (medicine) any disturbance in the functioning of an organ or body part or a disturbance in the functioning of a social group | Synonyms: disfunction |
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| dysfunctional | (adjective) impaired in function; especially of a bodily system or organ | - |
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| (adjective) (of a trait or condition) failing to serve an adjustive purpose | Synonyms: nonadaptive |
| dysfunctionality | (noun) The condition of functioning incorrectly or abnormally. | - |
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| dysgenesis | (noun) infertility between hybrids | - |
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| dysgenic | (adjective) pertaining to or causing degeneration in the offspring produced | Synonyms: cacogenic |
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| dysgenics | (noun) the study of the operation of factors causing degeneration in the type of offspring produced | Synonyms: cacogenics |
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| dysgraphia | (noun) impaired ability to learn to write | - |
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| dyskinesia | (noun) abnormality in performing voluntary muscle movements | - |
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| dyslectic | (adjective) having impaired ability to comprehend written words usually associated with a neurologic disorder | Synonyms: dyslexic |
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| (noun) a person who has dyslexia | Synonyms: dyslexic |
| dyslexia | (noun) impaired ability to learn to read | - |
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| dyslexic | (adjective) of or relating to or symptomatic of dyslexia | - |
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| (adjective) having impaired ability to comprehend written words usually associated with a neurologic disorder | Synonyms: dyslectic |
| (noun) a person who has dyslexia | Synonyms: dyslectic |
| dyslogia | (noun) impaired ability to express ideas verbally; usually resulting from difficulties of reasoning (as in feeblemindedness or certain psychoses) | - |
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| dyslogistic | (adjective) expressing disapproval | Synonyms: dislogistic, pejorative |
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| dysmenorrhea | (noun) painful menstruation | - |
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| dysomia | (noun) impairment of the sense of smell | - |
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| dysosmia | (noun) a disorder in the sense of smell | Synonyms: olfactory impairment, parosamia |
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| dyspepsia | (noun) a disorder of digestive function characterized by discomfort or heartburn or nausea | Synonyms: indigestion, stomach upset, upset stomach |
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| dyspeptic | (adjective) irritable as if suffering from indigestion | Synonyms: atrabilious, bilious, liverish |
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| (adjective) suffering from dyspepsia | - |
| (noun) a person suffering from indigestion | - |
| dysphagia | (noun) condition in which swallowing is difficult or painful | - |
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| dysphasia | (noun) an impairment of language (especially speech production) that is usually due to brain damage | - |
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| dysphemism | (noun) an offensive or disparaging expression that is substituted for an inoffensive one | - |
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| dysphemistic | (adjective) of or the nature of dysphemism | - |
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| dysphonia | (noun) speech disorder attributable to a disorder of phonation | - |
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| dysphoria | (noun) abnormal depression and discontent | - |
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| dysphoric | (adjective) generalized feeling of distress | Synonyms: distressed, unhappy |
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| dysplasia | (noun) abnormal development (of organs or cells) or an abnormal structure resulting from such growth | - |
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| dysplastic | (adjective) relating to or evidencing dysplasia | - |
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| dyspnea | (noun) difficult or labored respiration | Synonyms: dyspnoea |
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| dyspneal | (adjective) not breathing or able to breathe except with difficulty | Synonyms: breathless, dyspneic, dyspnoeal, dyspnoeic |
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| dyspneic | (adjective) not breathing or able to breathe except with difficulty | Synonyms: breathless, dyspneal, dyspnoeal, dyspnoeic |
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| dyspnoea | (noun) difficult or labored respiration | Synonyms: dyspnea |
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| dyspnoeal | (adjective) not breathing or able to breathe except with difficulty | Synonyms: breathless, dyspneal, dyspneic, dyspnoeic |
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| dyspnoeic | (adjective) not breathing or able to breathe except with difficulty | Synonyms: breathless, dyspneal, dyspneic, dyspnoeal |
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| dysprosium | (noun) a trivalent metallic element of the rare earth group; forms compounds that are highly magnetic | Synonyms: atomic number 66, Dy |
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| dyssynergia | (noun) inability to coordinate voluntary muscle movements; unsteady movements and staggering gait | Synonyms: ataxia, ataxy, motor ataxia |
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| dysthymia | (noun) mild chronic depression | Synonyms: dysthymic depression |
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| dystopia | (noun) a work of fiction describing an imaginary place where life is extremely bad because of deprivation or oppression or terror | - |
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| (noun) state in which the conditions of life are extremely bad as from deprivation or oppression or terror | - |
| dystopian | (adjective) as bad as can be; characterized by human misery | - |
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| (adjective) of or pertaining to or resembling a dystopia | - |
| dystrophy | (noun) any degenerative disorder resulting from inadequate or faulty nutrition | - |
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| (noun) any of several hereditary diseases of the muscular system characterized by weakness and wasting of skeletal muscles | Synonyms: muscular dystrophy |
| dysuria | (noun) painful or difficult urination | - |
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| ecdysiast | (noun) a performer who provides erotic entertainment by undressing to music | Synonyms: exotic dancer, peeler, stripper, striptease, striptease artist, stripteaser |
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| ecdysis | (noun) periodic shedding of the cuticle in arthropods or the outer skin in reptiles | Synonyms: molt, molting, moult, moulting |
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| ecdysteroid | (noun) #DD: The name 'ecdysteroid' refers to the insect moulting and sex hormones which include ecdysone and its homologues such as 20-hydroxyecdysone. | - |
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| eddy | (noun) a miniature whirlpool or whirlwind resulting when the current of a fluid doubles back on itself | Synonyms: twist |
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| (verb) flow in a circular current, of liquids | Synonyms: purl, swirl, whirl, whirlpool |
| electrodynamometer | (noun) measuring instrument that uses the interaction of the magnetic fields of two coils to measure current or voltage or power | - |
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| embody | (verb) represent, as of a character on stage | Synonyms: be, personify |
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| (verb) represent in bodily form | Synonyms: body forth, incarnate, substantiate |
| (verb) represent or express something abstract in tangible form | - |
| ependyma | (noun) thin epithelial membrane lining the ventricles of the brain and the spinal cord canal | - |
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| epicondyle | (noun) a projection on a bone above a condyle serving for the attachment of muscles and ligaments | - |
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| epicondylitis | (noun) painful inflammation of the muscles and soft tissues around an epicondyle | - |
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| epididymis | (noun) a convoluted tubule in each testis; carries sperm to vas deferens | - |
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| epididymitis | (noun) painful inflammation of the epididymis | - |
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| faddy | (adjective) intensely fashionable for a short time | Synonyms: faddish |
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| foolhardy | (adjective) marked by defiant disregard for danger or consequences | Synonyms: heady, rash, reckless |
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| forelady | (noun) a woman who is foreperson of a jury | Synonyms: forewoman |
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| gaudy | (adjective) (used especially of clothes) marked by conspicuous display | Synonyms: flashy, jazzy, showy, sporty |
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| (adjective) tastelessly showy | Synonyms: brassy, cheap, flash, flashy, garish, gimcrack, loud, meretricious, tacky, tatty, tawdry, trashy |
| (noun) (Britain) a celebratory reunion feast or entertainment held at a college | - |
| giddy | (adjective) lacking seriousness; given to frivolity | Synonyms: airheaded, dizzy, empty-headed, featherbrained, light-headed, lightheaded, silly |
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| (adjective) having or causing a whirling sensation; liable to falling | Synonyms: dizzy, vertiginous, woozy |
| glossodynia | (noun) pain in the tongue | Synonyms: glossalgia |
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| gobbledygook | (noun) incomprehensible or pompous jargon of specialists | - |
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| goody | (noun) something considered choice to eat | Synonyms: dainty, delicacy, kickshaw, treat |
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| granddaddy | (noun) the father of your father or mother | Synonyms: gramps, grandad, granddad, grandfather, grandpa |
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| greedy | (adjective) immoderately desirous of acquiring e.g. wealth | Synonyms: avaricious, covetous, grabby, grasping, prehensile |
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| (adjective) (often followed by `for') ardently or excessively desirous | Synonyms: avid, devouring, esurient |
| (adjective) wanting to eat or drink more than one can reasonably consume | - |
| handy | (adjective) easy to reach | Synonyms: ready to hand |
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| (adjective) skillful with the hands | - |
| (adjective) useful and convenient | - |
| handyman | (noun) a man skilled in various odd jobs and other small tasks | Synonyms: jack of all trades, odd-job man |
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| haploidy | (noun) the condition of being haploid | - |
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| hardy | (adjective) invulnerable to fear or intimidation | Synonyms: audacious, brave, dauntless, fearless, intrepid, unfearing |
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| (adjective) having rugged physical strength; inured to fatigue or hardships | Synonyms: stalwart, stout, sturdy |
| (adjective) able to survive under unfavorable weather conditions | - |
| heady | (adjective) marked by defiant disregard for danger or consequences | Synonyms: foolhardy, rash, reckless |
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| (adjective) extremely exciting as if by alcohol or a narcotic | Synonyms: intoxicating |
| (adjective) marked by the exercise of good judgment or common sense in practical matters | Synonyms: judicious, wise |
| hemodynamic | (adjective) or of relating to or involved in hemodynamics | - |
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| hemodynamics | (noun) the branch of physiology that studies the circulation of the blood and the forces involved | - |
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| hendiadys | (noun) use of two conjoined nouns instead of a noun and modifier | - |
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| heterodyne | (adjective) of or relating to the beat produced by heterodyning two oscillations | - |
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| (verb) combine (a radio frequency wave) with a locally generated wave of a different frequency so as to produce a new frequency equal to the sum or the difference between the two | - |
| heteroploidy | (noun) the condition of being heteroploid | - |
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| homebody | (noun) a person who seldom goes anywhere; one not given to wandering or travel | Synonyms: stay-at-home |
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| howdy | (noun) an expression of greeting | Synonyms: hello, hi, how-do-you-do, hullo |
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| hydrodynamic | (adjective) of or relating to hydrodynamics | - |
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| hydrodynamics | (noun) study of fluids in motion | Synonyms: hydrokinetics |
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| hymnody | (noun) the act of singing psalms or hymns | Synonyms: psalmody |
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| idyl | (noun) a short poem descriptive of rural or pastoral life | Synonyms: bucolic, eclogue, idyll |
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| (noun) a musical composition that evokes rural life | Synonyms: idyll, pastoral, pastorale |
| idyll | (noun) a short poem descriptive of rural or pastoral life | Synonyms: bucolic, eclogue, idyl |
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| (noun) a musical composition that evokes rural life | Synonyms: idyl, pastoral, pastorale |
| (noun) an episode of such pastoral or romantic charm as to qualify as the subject of a poetic idyll | - |
| idyllic | (adjective) excellent and delightful in all respects | - |
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| (adjective) suggestive of an idyll; charmingly simple and serene | - |
| idyllically | (adverb) in an idyllic manner | - |
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| isoantibody | (noun) an antibody that occurs naturally against foreign tissues from a person of the same species | Synonyms: alloantibody |
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| jeopardy | (noun) a source of danger; a possibility of incurring loss or misfortune | Synonyms: endangerment, hazard, peril, risk |
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| jimdandy | (noun) something excellent of its kind | Synonyms: crackerjack, jimhickey |
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| (noun) someone excellent of their kind | Synonyms: crackerjack, jimhickey |
| kiddy | (noun) informal term for a young child | Synonyms: kiddie |
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| lady | (noun) a woman of refinement | Synonyms: dame, gentlewoman, ma'am, madam |
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| (noun) a polite name for any woman | - |
| ladybeetle | (noun) small round bright-colored and spotted beetle that usually feeds on aphids and other insect pests | Synonyms: lady beetle, ladybird, ladybird beetle, ladybug |
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| ladybird | (noun) small round bright-colored and spotted beetle that usually feeds on aphids and other insect pests | Synonyms: lady beetle, ladybeetle, ladybird beetle, ladybug |
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| ladybug | (noun) small round bright-colored and spotted beetle that usually feeds on aphids and other insect pests | Synonyms: lady beetle, ladybeetle, ladybird, ladybird beetle |
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| ladyfinger | (noun) small finger-shaped sponge cake | - |
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| ladyfish | (noun) game fish resembling the tarpon but smaller | Synonyms: Elops saurus, tenpounder |
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| ladylike | (adjective) befitting a woman of good breeding | - |
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| ladylikeness | (noun) behavior befitting a lady | - |
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| ladylove | (noun) a woman who is a man's sweetheart | Synonyms: dulcinea |
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| landlady | (noun) a landlord who is a woman | - |
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| lindy | (noun) an energetic American dance that was popular in the 1930s (probably named for the aviator Charles Lindbergh) | Synonyms: lindy hop |
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| lipochondrodystrophy | (noun) hereditary disease (autosomal recessive) consisting of an error is mucopolysaccharide metabolism; characterized by severe abnormalities in development of skeletal cartilage and bone and mental retardation | Synonyms: dysostosis multiplex, gargoylism, Hurler's disease, Hurler's syndrome |
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| magnetohydrodynamics | (noun) the study of the interaction of magnetic fields and electrically conducting fluids (as plasma or molten metal) | - |
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