Definition of crinoid in English:


Syllabification: cri·noid
Pronunciation: /ˈkrīˌnoid


  • An echinoderm of the class Crinoidea, which comprises the sea lilies and feather stars.
    More example sentences
    • Commonly, the host is a brachiopod, but it may be a coral, bryozoan colony, crinoid stem, or mollusk.
    • The entire fauna is typically shallow-marine, composed of crinoids, brachiopods, corals, and bryozoans.
    • Gogia is an eocrinoid, a member of a grouping of early echinoderms that probably included the ancestors of true crinoids and other echinoderm taxa.


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  • Relating to or denoting crinoids.
    More example sentences
    • Grainy rocks in the upper third contain an abundance of disarticulated crinoid debris.
    • Alpha taxonomy must still play a vital role in the crinoid research agenda.
    • The fauna is dominated by common fenestrate bryozoans and crinoid ossicles.



Pronunciation: /ˈkrīˌnoidl/
More example sentences
  • Lithologically, the most abundant carbonate rock type is an argillaceous, coarse-grained crinoidal packstone, but finer grained packstones, grainstones, calcareous siltstones, and shales are also present.
  • The echinoderms appear to be particularly abundant in an interval up to 0.5 m below a 25-30 cm ledge-forming crinoidal grainstone with small micritic bioherms.
  • The Haight Creek is primarily composed of dolomitic mudstones and wackestones with abundant chert interbeds and thin, discontinuous crinoidal packstones.

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elaborate ornamentation of a vocal melody