decomposition

American  

[dee-kom-puh-zish-uhn] / ˌdi kɒm pəˈzɪʃ ən /

noun

1. the act or process of decomposing.

2. the state of being decomposed; decomposed; decay.

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decomposition Scientific  

/ dē-kŏm′pə-zĭsh′ən /

1. The separation of a substance into simpler substances or basic elements. Decomposition can be brought about by exposure to heat, light, or chemical or biological activity.

2. The process of breaking down organic material, such as dead plant or animal tissue, into smaller molecules that are available for use by the organisms of an ecosystem. Decomposition is carried on by bacteria, fungi, protists, worms, and certain other organisms.

3. See more at detritivore

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Etymology

Origin of decomposition

1650–60; probably < French décomposition, derivative of décomposer to decompose; composition

Example Sentences

Rather than destroying a cherished American symbol, Williams was once again staging its decomposition — now in a larger sense and in view of the public.

From New York Times

They can signal death, thriving in damp, dark rot, blooming in decomposition and nimbly decaying organic matter.

From New York Times

Biomethane, a lower carbon alternative to fossil-based natural gas, is produced from the decomposition of organic waste and is seen as a key plank in efforts to lower carbon emissions in the European Union.

From Reuters

Officials said the whale’s level of decomposition indicated that it had died several days before washing ashore, contradicting early reports that the animal had beached itself while it was alive.

From Seattle Times

After being immersed in natron, corpses were treated with the sticky mixtures to seal the skin, blocking decay and decomposition by bacteria.

From Science Magazine

Related Words

• decay
• disintegration