Biology to-break into component components; decompose.
Physics To disintegrate or diminish by radioactive decay.
Electronics To decrease gradually in magnitude. Used of current or current.
Aerospace to diminish in orbit. Used of an artificial satellite.
to-fall into spoil: a civilization which had begun to decay.
Pathology To decline in health or vigor; waste away.
To decrease from a situation of normality, excellence, or prosperity; deteriorate.
To pass slowly from a sound, prosperous, or perfect condition, to 1 of imperfection, adversity, or dissolution; to waste away; to decrease; to fail; in order to become poor, corrupt, or disintegrated; to decay; to perish
to pass through slowly from an audio or perfect condition to a less perfect condition, or toward weakness or dissolution; end up in a substandard problem or state; particularly, become decomposed or corrupted; decompose.
Synonyms Putrefy, Corrupt, etc. See rot.
resulting in to be unsound or weakened; cause to decline; impair; bring to a worse condition.