AskDefine | Define decay

Dictionary Definition



1 the process of gradually becoming inferior
2 a gradual decrease; as of stored charge or current [syn: decline]
3 the organic phenomenon of rotting [syn: decomposition]
4 an inferior state resulting from the process of decaying; "the corpse was in an advanced state of decay"; "the house had fallen into a serious state of decay and disrepair"
5 the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation [syn: radioactive decay, disintegration]


1 lose a stored charge, magnetic flux, or current; "the particles disintegrated during the nuclear fission process" [syn: disintegrate, decompose]
2 fall into decay or ruin; "The unoccupied house started to decay" [syn: crumble, delapidate]
3 undergo decay or decomposition; "The body started to decay and needed to be cremated"

User Contributed Dictionary




  1. A deterioration of condition or plaque on ones teeth.


  • Czech: rozklad, rozpad
  • French: déchéance
  • Russian: распад


  1. To deteriorate, to get worse, to lose strength or health, to decline in quality.
  2. To rot, To go bad.


  • Arabic: ,
  • Dutch: vervallen, in verval raken, verloederen
  • Russian: портиться (pórtit’s’a)
  • Spanish: deteriorarse
  • Turkish: fenalaşmak
  • Dutch: verrotten, slecht worden
  • Russian: разлагаться (razlagát’s’a), гнить (gnit’)
  • Turkish: çürümek

Extensive Definition

Decay may refer to:
decay in Czech: Rozpad
decay in Russian: Распад

Synonyms, Antonyms and Related Words

ablate, ablation, atomization, atomize, atrophy, biodegradability, biodegradation, break down, break up, breakup, canker, caries, carrion, catalysis, catalyst, collapse, come apart, consume, contaminate, corrode, corrosion, corrupt, corruption, crack up, crumble, crumble into dust, crumbling, curdle, dandruff, debilitate, decadence, decline, decompose, decomposition, decrease, defile, degenerate, degeneration, degradability, degradation, deteriorate, deterioration, dialysis, dilapidate, dilapidation, diminish, disintegrate, disintegration, disjoin, disjunction, disorganization, disorganize, dissociation, dissolution, dissolve, downfall, dry rot, dwindle, ebb, enfeeble, erode, erosion, excrement, fading, failing, fall into decay, fall to pieces, ferment, fester, filth, fission, foul matter, foulness, furfur, gangrene, go bad, go off, go to pieces, go to pot, go to seed, hydrolysis, hydrolyst, incoherence, mess, mildew, mold, molder, mortification, mortify, mould, moulder, muck, mucus, necrose, necrosis, obscenity, ordure, oxidation, oxidization, perish, photolysis, pollute, pus, putrefaction, putrefy, putresce, putrescence, putrid matter, putridity, putridness, rancidity, rancidness, rankle, rankness, ravages of time, resolution, rot, rottenness, rotting, ruin, rust, sap, scurf, scuz, slime, slough, smut, snot, sordes, sour, sphacelate, sphacelation, sphacelus, split, splitting, spoil, spoilage, suppurate, taint, thermolysis, tooth decay, turn, undermine, wane, waste away, wasting, weaken, weakening, wear, wear and tear, wear away, wither, work, wreck
Privacy Policy, About Us, Terms and Conditions, Contact Us
Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2
Material from Wikipedia, Wiktionary, Dict
Valid HTML 4.01 Strict, Valid CSS Level 2.1