decomposition

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

noun

the act or process of decomposing.
the state of being decomposed; decay.

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Origin of decomposition

1650–60; probably <French décomposition, derivative of décomposer to decompose; see composition
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for decomposition

Medical definitions for decomposition

decomposition
[ dē-kŏm′pə-zĭshən ]

n.

The act or result of decomposing; disintegration.
Separation into constituents by chemical reaction.
The breakdown or decay of organic materials; lysis.

Other words from decomposition

de•com′po•sition•al adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for decomposition

decomposition
[ dē-kŏm′pə-zĭshən ]

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.
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. See more at detritivore.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.