Defect

• POS: Noun, Verb (usu participle), Verb (intransitive)
• HYPHEN: de=fect

OXFORD DICTIONARY

Defect, n. & v.
--n. also 1 lack of something essential or required; imperfection.
2 a shortcoming or failing.
3 a blemish.
4 the amount by which a thing falls short.
--v.intr. abandon one's country or cause in favour of another.

Derivative

defector n.

Etymology

L defectus f. deficere desert, fail (as DE-, facere do)

THESAURUS

Defect

abandon, abnormality, acute disease, affection, affliction, ailment, allergic disease, allergy, apostacize, apostatize, arrearage, atrophy, back out, bacterial disease, betray, birth defect, birthmark, blackhead, bleb, blemish, blight, blister, bolt, break, break away, bug, bulla, cardiovascular disease, catch, change sides, check, chronic disease, cicatrix, circulatory disease, comedo, complaint, complication, condition, congenital defect, crack, crater, craze, dearth, defacement, defalcation, default, defection, deficiency, deficiency disease, deficit, deformation, deformity, degenerate, degenerative disease, depart, desert, disability, discontinuity, disease, disfiguration, disfigurement, disorder, distemper, distortion, drawback, endemic, endemic disease, endocrine disease, epidemic disease, error, escape, failing, failure, fall away, fall off, fault, faute, flaw, foible, forsake, frailty, freckle, functional disease, fungus disease, gap, gastrointestinal disease, genetic disease, go, go back on, go over, handicap, hemangioma, hereditary disease, hiatus, hickey, hole, iatrogenic disease, illness, imperfection, inadequacy, indisposition, infectious disease, infirmity, insufficiency, interval, irregularity, keloid, kink, lack, lacuna, leave, lentigo, let down, liability, little problem, malady, malaise, mark, milium, miss, missing link, mistake, mole, morbidity, morbus, muscular disease, need, needle scar, neurological disease, nevus, nutritional disease, occupational disease, omission, organic disease, outage, pandemic disease, pathological condition, pathology, pimple, pit, plant disease, pock, pockmark, port-wine mark, port-wine stain, privation, problem, protozoan disease, psychosomatic disease, pull out, pustule, quit, rat, reject, renegade, renege, renounce, repudiate, respiratory disease, rift, rockiness, run out on, scab, scantiness, scar, scarceness, scarcity, scratch, sebaceous cyst, secede, secondary disease, seediness, sell out, shortage, shortcoming, shortfall, sickishness, sickness, signs, snag, something missing, split, spurn, stain, strawberry mark, sty, switch, switch over, symptomatology, symptomology, symptoms, syndrome, taint, tergiversate, the pip, track, turn, turn against, turn cloak, turn traitor, twist, ullage, urogenital disease, verruca, vesicle, vice, virus disease, vulnerable place, wale, want, wantage, warp, wart, wasting disease, weak link, weak point, weakness, weal, welt, wen, whitehead, withdraw, worm disease

ROGET THESAURUS

Defect

Imperfection

N imperfection, imperfectness, deficiency, inadequacy, peccancy, immaturity, fault, defect, weak point, screw loose, flaw, gap, twist, taint, attainder, bar sinister, hole in one's coat, blemish, weakness, half blood, shortcoming, drawback, seamy side, mediocrity, no great shakes, no great catch, not much to boast of, one-horse shay, imperfect, not perfect, deficient, defective, faulty, unsound, tainted, out of order, out of tune, cracked, leaky, sprung, warped, lame, injured, peccant, frail, inadequate, crude, incomplete, found wanting, below par, short-handed, below its full strength, under its full strength, below its full complement, indifferent, middling, ordinary, mediocre, average, so-so, coucicouci, milk and water, tolerable, fair, passable, pretty well, pretty good, rather good, moderately good, good, good enough, well enough, adequate, decent, not bad, not amiss, inobjectionable, unobjectionable, admissible, bearable, only better than nothing, secondary, inferior, second-rate, second-best, one-horse, almost, to a limited extent, rather, pretty, moderately, passing, only, considering, all things considered, enough, surgit amari aliquid.

Decrement

N decrement, discount, defect, loss, deduction, afterglow, eduction, waste.

Incompleteness

N incompleteness, deficiency, short measure, shortcoming, insufficiency, imperfection, immaturity, half measures, defect, deficit, defalcation, omission, caret, shortage, interval, break, noncompletion, missing link, missing piece, missing part, gap, hole, lacuna, incomplete, imperfect, unfinished, uncompleted &c (complete), defective, deficient, wanting, lacking, failing, in default, in arrear, short of, hollow, meager, lame, halfand-half, perfunctory, sketchy, crude, mutilated, garbled, docked, lopped, truncated, in progress, in hand, going on, proceeding, incompletely, by halves, caetera desunt, caret.

Blemish

N blemish, disfigurement, deformity, adactylism, flaw, defect, injury, spots on the sun, eyesore, stain, blot, spot, spottiness, speck, speckle, blur, tarnish, smudge, dirt, freckle, mole, macula, patch, blotch, birthmark, blobber lip, blubber lip, blain, maculation, scar, wem, pustule, whelk, excrescence, pimple, pitted, freckled, discolored, imperfect, blobber-lipped, bloodshot, injured.

Vice

N vice, evil-doing, evil courses, wrongdoing, wickedness, viciousness, iniquity, peccability, demerit, sin, Adam, old Adam, offending Adam, immorality, impropriety, indecorum, scandal, laxity, looseness of morals, enphagy, dophagy, exophagy, want of principle, want of ballast, obliquity, backsliding, infamy, demoralization, pravity, depravity, pollution, hardness of heart, brutality, corruption, knavery, profligacy, flagrancy, atrocity, cannibalism, lesbianism, Sadism, infirmity, weakness, weakness of the flesh, frailty, imperfection, error, weak side, foible, failing, failure, crying sin, besetting sin, defect, deficiency, cloven foot, lowest dregs of vice, sink of iniquity, Alsatian den, gusto picaresco, fault, crime, criminality, sinner, brothel, gambling house, joint, opium den, shooting gallery, crack house, vicious, sinful, sinning, wicked, iniquitous, immoral, unrighteous, wrong, criminal, naughty, incorrect, unduteous, undutiful, unprincipled, lawless, disorderly, contra bonos mores, indecorous, unseemly, improper, dissolute, profligate, scampish, unworthy, worthless, desertless, disgraceful, recreant, reprehensible, blameworthy, uncommendable, discreditable, disreputable, Sadistic, base, sinister, scurvy, foul, gross, vile, black, grave, facinorous, felonious, nefarious, shameful, scandalous, infamous, villainous, of a deep dye, heinous, flagrant, flagitious, atrocious, incarnate, accursed, Mephistophelian, satanic, diabolic, hellish, infernal, stygian, fiendlike, hell-born, demoniacal, devilish, fiendish, miscreated, misbegotten, demoralized, corrupt, depraved, evil-minded, evil-disposed, ill-conditioned, malevolent, heartless, graceless, shameless, virtueless, abandoned, lost to virtue, unconscionable, sunk in iniquity, lost in iniquity, steeped in iniquity, incorrigible, irreclaimable, obdurate, reprobate, past praying for, culpable, reprehensible, unjustifiable, indefensible, inexcusable, inexpiable, unpardonable, irremissible, weak, frail, lax, infirm, imperfect, indiscrete, demoralizing, degrading, wrong, sinfully, without excuse, Int, O tempora!, O mores!, alitur vitium vivitque tegendo, genus est mortis male vivere, mala mens malus animus, nemo repente fuit turpissimus, the trail of the serpent is over them all, to sanction vice and hunt decorum down.