Definition of zooid

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Zooid (n.) An organic body or cell having locomotion, as a spermatic cell or spermatozooid..

Lern More About Zooid

Gonosome :: Gonosome (n.) The reproductive zooids of a hydroid colony, collectively..
Dactylozooid :: Dactylozooid (n.) A kind of zooid of Siphonophora which has an elongated or even vermiform body, with one tentacle, but no mouth. See Siphonophora..
Spirant :: Spiralozooid (n.) One of the special defensive zooids of certain hydroids. They have the form of long, slender tentacles, and bear lasso cells..
Trophosome :: Trophosome (n.) The nutritive zooids of a hydroid, collectively, as distinguished from the gonosome, or reproductive zooids..
Zooid :: Zooid (n.) An organic body or cell having locomotion, as a spermatic cell or spermatozooid..
Oecoid :: Oecoid (n.) The colorless porous framework, or stroma, of red blood corpuscles from which the zooid, or hemoglobin and other substances of the corpuscles, may be dissolved out..
Person :: Person (n.) A shoot or bud of a plant; a polyp or zooid of the compound Hydrozoa Anthozoa, etc.; also, an individual, in the narrowest sense, among the higher animals..
Polyp :: Polyp (n.) One of the feeding or nutritive zooids of a hydroid or coral.
Taster :: Taster (n.) One of a peculiar kind of zooids situated on the polyp-stem of certain Siphonophora. They somewhat resemble the feeding zooids, but are destitute of mouths. See Siphonophora..
Proliferation :: Proliferation (n.) The production of numerous zooids by budding, especially when buds arise from other buds in succession..
Zooid :: Zooid (n.) An animal in one of its inferior stages of development, as one of the intermediate forms in alternate generation..
Protozoon :: Protozoon (n.) A single zooid of a compound protozoan.
Siphonophora :: Siphonophora (n. pl.) An order of pelagic Hydrozoa including species which form complex free-swimming communities composed of numerous zooids of various kinds, some of which act as floats or as swimming organs, others as feeding or nutritive zooids, and others as reproductive zooids. See Illust. under Physallia, and Porpita..
Zoanthodeme :: Zoanthodeme (n.) The zooids of a compound anthozoan, collectively..
Athecata :: Athecata (n. pl.) A division of Hydroidea in which the zooids are naked, or not inclosed in a capsule. See Tubularian..
Polypide :: Polypide (n.) One of the ordinary zooids of the Bryozoa.
Adelocodonic :: Adelocodonic (a.) Applied to sexual zooids of hydroids, that have a saclike form and do not become free; -- opposed to phanerocodonic..
Tritozooid :: Tritozooid (n.) A zooid of the third generation in asexual reproduction.
Gonocalyx :: Gonocalyx (n.) The bell of a sessile gonozooid.
Coenoecium :: Coenoecium (n.) The common tissue which unites the various zooids of a bryozoan.
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