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Definition decay

Etymology

From Middle English decayen, dekeyen (“to decrease, diminish”), from Anglo-Norman decäir (“to fall away, decay, decline”), from Medieval Latin *d?cadere, restored form of Latin decidere (“to fall away, fail, sink, perish”), from de (“down”) + cadere (“to fall”); compare decadent and decadence.

Noun

decay (countable and uncountable, plural decays)

  1. The process or result of being gradually decomposed.
  2. A deterioration of condition; loss of status or fortune.

Verb

decay (third-person singular simple present decays, present participle decaying, simple past and past participle decayed)

  1. (intransitive) To deteriorate, to get worse, to lose strength or health, to decline in quality.
    1. (intransitive, electronics, of storage media or the data on them) To undergo bit rot, that is, gradual degradation.
    2. (intransitive, computing, of software) To undergo software rot, that is, to fail to be updated in a changing environment, so as to eventually become legacy or obsolete.
    3. (intransitive, physics, of a satellite's orbit) To undergo prolonged reduction in altitude (above the orbited body).
  2. (intransitive, of organic material) To rot, to go bad.
  3. (intransitive, transitive, physics, chemistry, of an unstable atom) To change by undergoing fission, by emitting radiation, or by capturing or losing one or more electrons.
  4. (intransitive, transitive, physics, of a quantum system) To undergo optical decay, that is, to relax to a less excited state, usually by emitting a photon or phonon.
  5. (intransitive, aviation) Loss of airspeed due to drag.
  6. (transitive) To cause to rot or deteriorate.

Results 380 Words with the letters DECAY

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13 letter words with the letters DECAY 
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6 letter words with the letters DECAY 
CLAYED 13
DECAYS 12
YACKED 16
5 letter words with the letters DECAY 
DECAY 11
4 letter words with the letters DECAY 
ACED 8
CADE 8
DACE 8
3 letter words with the letters DECAY 
ACE 6
AYE 5
CAD 7
CAY 8
DAY 6
DEY 6
DYE 6
YEA 5
2 letter words with the letters DECAY 
AD 3
AE 2
AY 4
DA 3
DE 3
ED 3
YA 4
YE 4

You can also try words with the phrase DECAY, words starting with the letters DECAY, or words ending in the letters DECAY.