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Word of the Day Tuesday, June 9, 2026

zooid

/ˈzoʊɪd/ noun · British & US
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What does zooid mean?

noun

A zooid is a single animal or individual in a colonial organism, such as a coral or a bryozoan. In some contexts, it can also refer to a small, simple animal, such as a protozoan.

Example

"The coral reef was composed of many individual zooids, each one contributing to the structure of the colony."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for zooid

Antonyms of zooid

Rhymes with zooid

Etymologically related