Synonyms of decomposition

decomposition

noun

as in decay

the process by which dead organic matter separates into simpler substances

the unmistakable smell of decomposition led us to some fruit that had fallen behind the refrigerator

Synonyms & Similar Words

• decay
• fermentation
• putrefaction
• rot
• spoilage
• corruption
• breakdown
• disintegration
• putrescence
• festering
• dissolution
• crumbling
• souring
• curdling
• moldering

Antonyms & Near Antonyms

• growth
• maturation
• ripening

Example Sentences

Recent Examples of decomposition

Maintain Compost Bins Compost piles need to be kept damp in order to accelerate organic decomposition. — Sj McShane, Martha Stewart, 3 July 2026

Authorities also found numerous dead animals in advanced stages of decomposition, including hundreds of chickens that investigators said had been discarded in bags and fed to the dogs, according to The Straits Times and The Standard. — Moná Thomas, PEOPLE, 2 July 2026

Investigators also found additional remains in advanced stages of decomposition, the sheriff’s office said. — ABC News, 28 June 2026

In punishing heat, more people wore masks as the stench of decomposition spread. — Regina Cano Garcia, Chicago Tribune, 27 June 2026

The search uncovered 117 intact canine remains from two dig sites, in various stages of decomposition. — Jeanine Santucci, USA Today, 27 June 2026

Frequent mowing keeps clippings small, preventing smothering and speeds up decomposition for reuse. — Peg Aloi, The Spruce, 21 June 2026

As with all animals, when a whale dies, bacteria begin the process of decomposition. — Encyclopedia Britannica, 18 June 2026

Store ripe produce in the refrigerator to slow down decomposition. — Meghan Overdeep, Southern Living, 16 June 2026