Definition of cnidarian in English:


Syllabification: cni·dar·i·an
Pronunciation: /nīdˈe(ə)rēən


  • An aquatic invertebrate animal of the phylum Cnidaria, which comprises the coelenterates.
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    • There are three subgroups within the cnidarians that have medusae, cubozoans, hydrozoans, and scyphozoans.
    • It is therefore largely appreciated that the resemblance between ctenophores and cnidarians is superficial and does not reflect a particularly close evolutionary relationship.
    • Fossils of the Twitya Formation are generally presumed to be cnidarians, or at least metazoans of cnidarian grade.


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  • Relating to or denoting cnidarians.
    More example sentences
    • Hox genes have been isolated from a number of cnidarian species including hydra.
    • Our study of the new material does not support a cnidarian affinity.
    • A specific panel of seven target sequences was selected to test the binding patterns of cnidarian paired domains.

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Pronunciation: ˌkələrəˈto͝orə
elaborate ornamentation of a vocal melody