decay, decompose, rot, putrefy, spoil mean to undergo destructive dissolution. decay implies a slow change from a state of soundness or perfection.

The bacteria live on food particles and produce acid that decays the enamel on your teeth. The flesh on a dead body decays very rapidly. It's sad to watch a beautiful rose wither and decay in such a short …

decay, decompose, rot, putrefy, and spoil mean to slowly fall apart and become destroyed by natural processes. decay is the most general of these terms. It often suggests a slow change from a state of …

Decay has wide application but often suggests partial deterioration short of complete destruction: "A decaying dam is an accident waiting to happen" (George Black).

Feb 3, 2026 · decay (third-person singular simple present decays, present participle decaying, simple past and past participle decayed) (intransitive) To deteriorate, to get worse, to lose strength or …

Decay refers to the process of gradual degradation, breakdown, or destruction of an object, substance, or system. This term can be used in various contexts such as biology, physics, and even societal …

What does decay mean? To gradually deteriorate or decompose, often resulting in the loss of structure, functionality, or vitality over time. "The old wooden fence began to decay after years of exposure to …

Decay is also a noun. When not removed, plaque causes tooth decay and gum disease.

Definition of decay noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Decay, decompose, disintegrate, rot imply a deterioration or falling away from a sound condition. Decay implies either entire or partial deterioration by progressive natural changes: Teeth decay.