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Word of the Day Wednesday, June 10, 2026

cnidarian

/ˈnɪdəriən/ noun · British & US
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What does cnidarian mean?

noun

A member of the phylum Cnidaria, which includes jellyfish, corals, sea anemones, and hydras. These animals are characterized by the presence of stinging cells called cnidocytes.

Example

"The cnidarian's stinging cells were responsible for the painful rash on the diver's skin."

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

Synonyms for cnidarian

Rhymes with cnidarian

Etymologically related