Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of crinoid is as below...

Articulus :: Articulus (n.) A joint of the cirri of the Crinoidea; a joint or segment of an arthropod appendage.

Crinoidean :: Crinoidean (n.) One of the Crinoidea.

Comatula :: Comatula (n.) A crinoid of the genus Antedon and related genera. When young they are fixed by a stem. When adult they become detached and cling to seaweeds, etc., by their dorsal cirri; -- called also feather stars..

Paleocrinoidea :: Paleocrinoidea (n. pl.) A suborder of Crinoidea found chiefly in the Paleozoic rocks.

Entrochite :: Entrochite (n.) A fossil joint of a crinoid stem.

Crinoidal :: Crinoidal (a.) Of pertaining to crinoids; consisting of, or containing, crinoids..

Pentremites :: Pentremites (n.) A genus of crinoids belonging to the Blastoidea. They have five petal-like ambulacra.

Cystidea :: Cystidea (n. pl.) An order of Crinoidea, mostly fossils of the Paleozoic rocks. They were usually roundish or egg-shaped, and often unsymmetrical; some were sessile, others had short stems..

Encrinoidea :: Encrinoidea (n. pl.) That order of the Crinoidea which includes most of the living and many fossil forms, having jointed arms around the margin of the oral disk; -- also called Brachiata and Articulata. See Illusts. under Comatula and Crinoidea..

Pentacrinus :: Pentacrinus (n.) A genus of large, stalked crinoids, of which several species occur in deep water among the West Indies and elsewhere..

Syzygy :: Syzygy (n.) Any one of the segments of an arm of a crinoid composed of two joints so closely united that the line of union is obliterated on the outer, though visible on the inner, side..

Comatulid :: Comatulid (n.) Any crinoid of the genus Antedon or allied genera.

Radiale :: Radiale (n.) Radial plates in the calyx of a crinoid.

Crinoid :: Crinoid (a.) Crinoidal.

Palmarium :: Palmarium (n.) One of the bifurcations of the brachial plates of a crinoid.

Encrinus :: Encrinus (n.) A genus of fossil encrinoidea, from the Mesozoic rocks..

Trochite :: Trochite (n.) A wheel-like joint of the stem of a fossil crinoid.

Blastoidea :: Blastoidea (n. pl.) One of the divisions of Crinoidea found fossil in paleozoic rocks; pentremites. They are so named on account of their budlike form.

Marsupite :: Marsupite (n.) A fossil crinoid of the genus Marsupites, resembling a purse in form..

Pelvis :: Pelvis (n.) The calyx of a crinoid.

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