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Definition of organism

organism

/ˈɔːrɡənɪzəm/
or · gan · ism
Adverb:organismically
•
Plural:organisms
•
Adjective:organismic
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organism Lexical Profile

organism Game Scores & Validity

• noun

1

An individual animal, plant, fungus, or single-celled life form capable of carrying on the biological processes of life.

Example

"Every living organism depends on its surrounding environment for water and nutrients."

2

A complex structure, organization, or system consisting of interdependent parts that is compared to a living being.

Example

"A modern city functions like a vast organism whose transportation networks act as arteries."

Synonyms
View all synonyms for organism

• Rhymes for organism

• Nearby Words

organ
organic
organically
organism
organismal
organist
organizable

Word Origin & Etymology

Borrowed in the early 18th century from French 'organisme', derived from 'organe' (organ), ultimately from Ancient Greek 'organon' meaning 'instrument, tool, or organ of sense'.

Cite this Entry

Wordmom. (2026). Definition of Organism. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/organism
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