English dictionary, thesaurus, translations & etymology
FreeDict.com
noun

decomposition

dee-kom-puh-ZIH-shuhn
noun
1
The natural biological breakdown of organic matter, such as into compost.
"Decomposition of the leaf litter took several months."
2
The act of breaking something down into its parts for closer study.
"The report begins with a decomposition of the company's revenue streams."
3
The splitting of something (a matrix, molecule, or number) into its basic constituent parts, especially in mathematics or science.
"Engineers used matrix decomposition to simplify the calculation."

How to Use Decomposition

Learner’s notes

In plain EnglishThe breaking-down of something — organic rot, or, more abstractly, splitting a thing into its parts for analysis.

Common pairings
stage of decomposition decomposition of a matrix rate of decomposition

Word Forms

decompositions plural

Study it as flashcards or scroll it in Flow — saved to your collection.
Test yourself on “decomposition” A quick quiz — meaning, synonyms & usage

Fill the Gap

Can you complete this real example?

_____ of the leaf litter took several months.

Etymology

From de- + composition, mirroring French décomposition.

Rhymes for decomposition

See all rhymes for decomposition →
Definitions: FreeDict original editorial