decay

¹de·cay

verb \di-ˈkā\

Definition of DECAY

intransitive verb

1

: to decline from a sound or prosperous condition

2

: to decrease usually gradually in size, quantity, activity, or force

3

: to fall into ruin

4

: to decline in health, strength, or vigor

5

: to undergo decomposition <decaying fruit>

transitive verb

1

obsolete : to cause to decay : impair <infirmity that decays the wise — Shakespeare>

2

: to destroy by decomposition

— de·cay·er noun

Examples of DECAY

1. the smell of decaying rubbish
2. dead plants and leaves decayed by bacteria
3. She believes that the moral fiber of our society is decaying.
4. our decaying public school system
5. The city's neighborhoods are decaying.

Origin of DECAY

Middle English, from Anglo-French decaïr, from Late Latin decadere to fall, sink, from Latin de- + cadere to fall — more at chance

First Known Use: 15th century

Related to DECAY

Synonyms: break down, corrupt, decompose, disintegrate, fester, foul, mold, molder, perish [chiefly British], putrefy, rot, spoil, fall apart, go to seed (or run to seed)

Antonyms: ameliorate, improve, meliorate

Related Words: sour, turn, turn off [British]; contaminate, defile, pollute, taint; addle, curdle, ferment; mortify; rust; crumble, decline, degenerate, descend, deteriorate, dilapidate, sink, wither

Near Antonyms: age, develop, grow, mature, ripen; refresh, renew, restore; cleanse, purify; assemble, compose, integrate; ameliorate, better, improve, meliorate

see all synonyms and antonyms

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Synonym Discussion of DECAY

decay, decompose, rot, putrefy, spoil mean to undergo destructive dissolution. decay implies a slow change from a state of soundness or perfection <a decaying mansion>. decompose stresses a breaking down by chemical change and when applied to organic matter a corruption <the strong odor of decomposing vegetation>. rot is a close synonym of decompose and often connotes foulness <fruit was left to rot in warehouses>. putrefy implies the rotting of animal matter and offensiveness to sight and smell <corpses putrefying on the battlefield>. spoil applies chiefly to the decomposition of foods <keep the ham from spoiling>.

Rhymes with DECAY

abbé, affray, agley, airplay, airway, aisleway, all-day, allay, allée, Angers, Anhui, archway, array, ashtray, assay, astray, Augier, away, aweigh, backstay, ballet, base pay, bat ray, beignet, belay, beltway, benday, beret, betray, bewray, bidet, bikeway, birthday, Biscay, Bizet, blasé, bobstay, Bombay, Bossuet, bouchée, bouclé, boule, bouquet, Bourget, bourrée, breezeway, Bouvet, Broadway, buffet, byplay, byway, cachet, café, cahier, Cambay, Cathay, causeway, chaîné, chalet, chambray, chassé, child's play, ciré, cliché, congé, convey, co-pay, Corday, corvée, coudé, coupé, crawlway, crochet, croquet, crossway, cube, curé, cy pres, DA, daresay, D-day, death ray, deejay, defray, delay, dengue, dismay, display, distrait, DJ, donnée, doomsday, doorway, dossier, downplay, dragée, driveway, duvet, Earl Grey, embay, épée, essay, estray, Ewe, fair play, fairway, Feuillet, field day, filé, filet, fillet, fireclay, fishway, flambé, flight pay, floodway, flyway, folkway, footway, foray, force play, forebay, foreplay, forestay, formée, forte, fouetté, foul play, Fouquet, four-way, fourchée, foyer, franglais, frappé, freeway, Friday, frieze, fumet, gainsay, Galway, gamay, gangway, gateway, gelée, give way, glacé, godet, gourmet, Green Bay, greenway, guideway, gunplay, hair spray, halfway, hallway, Hannay, harm's way, hatchway, headway, hearsay, Hebei, Hefei, heyday, highway, hold sway, homestay, hooray, horseplay, Hubei, in play, in re, inlay, inveigh, Islay, issei, jackstay, James Bay, jennet, jeté, Jetway, Jolliet, keyway, Kobe, koine, kouprey, lamé, laneway, lay day, leeway, lifeway, Lomé, Lord's day, lwei, lycée, M-day, maguey, mainstay, make hay, Malay, malgré, man-day, Mande, Manet, manqué, margay, massé, match play, maté, May Day, Medway, melee, meze, midday, midway, Midway, Millay, Millet, mislay, misplay, moiré, Monday, Monet, Mornay, name day, Niamey, nisei, noonday, Norway, nosegay, obey, OK, olé, ombré, one-way, osprey, Otway, outlay, outré, outstay, outweigh, oyez, PA, parfait, parkway, parlay, parquet, partway, passé, pâté, pathway, pavé, payday, pearl gray, per se, pince-nez, pipe clay, piqué, piquet, pith ray, PK, plié, plissé, pommée, Pompeii, portray, prepay, projet, pulque, puree, purvey, quale, Quesnay, raceway, Rahway, railway, rappee, red bay, relay, repay, replay, risqué, roadway, Roget, role-play, ropeway, rosé, rosebay, Roubaix, roué, routeway, runway, sachet, saint's day, Salé, sansei, sashay, sauté, screenplay, scrub jay, seaway, Shark Bay, shar-pei, shipway, short-day, sick bay, sick day, sick pay, sideway, skyway, slideway, slipway, sluiceway, soigné, soiree, someday, someway, soothsay, soufflé, speedway, spillway, squeeze play, stairway, sternway, stingray, straightway, strathspey, stroke play, subway, Sunday, survey, sweet bay, swordplay, tea tray, tempeh, thoughtway, thruway, Thursday, tideway, today, Tokay, tollway, Torbay, touché, toupee, trackway, tramway, Tuesday, Twelfth Day, two-way, unlay, unsay, valet, V-day, veejay, vide, visé, Vouvray, walkway, waylay, Wednesday, weekday, white way, windway, wood ray, wordplay, workday