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 zooid is as below...

Adnate :: Adnate (a.) Growing with one side adherent to a stem; -- a term applied to the lateral zooids of corals and other compound animals.

Tritozooid :: Tritozooid (n.) A zooid of the third generation in asexual reproduction.

Protozoon :: Protozoon (n.) A single zooid of a compound protozoan.

Campanularian :: Campanularian (n.) A hydroid of the family ampanularidae, characterized by having the polyps or zooids inclosed in bell-shaped calicles or hydrothecae..

Systematic :: System (n.) One of the stellate or irregular clusters of intimately united zooids which are imbedded in, or scattered over, the surface of the common tissue of many compound ascidians..

Sporophore :: Sporogony (n.) The growth or development of an animal or a zooid from a nonsexual germ.

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..

Hydranth :: Hydranth (n.) One of the nutritive zooids of a hydroid colony. Also applied to the proboscis or manubrium of a hydroid medusa. See Illust. of Hydroidea.

Zoanthus :: Zoanthus (n.) A genus of Actinaria, including numerous species, found mostly in tropical seas. The zooids or polyps resemble small, elongated actinias united together at their bases by fleshy stolons, and thus forming extensive groups. The tentacles are small and bright colored..

Trophosome :: Trophosome (n.) The nutritive zooids of a hydroid, collectively, as distinguished from the gonosome, or reproductive zooids..

Spermatozooid :: Spermatozooid (n.) A spermatozoid.

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..

Blastostyle :: Blastostyle (n.) In certain hydroids, an imperfect zooid, whose special function is to produce medusoid buds. See Hydroidea, and Athecata..

Proliferate :: Proliferate (v. t.) To produce zooids by budding.

Hydrophyllium :: Hydrophyllium (n.) One of the flat, leaflike, protective zooids, covering other zooids of certain Siphonophora..

Sporocyst :: Sporocyst (n.) An asexual zooid, usually forming one of a series of larval forms in the agamic reproduction of various trematodes and other parasitic worms. The sporocyst generally develops from an egg, but in its turn produces other larvae by internal budding, or by the subdivision of a part or all of its contents into a number of minute germs. See Redia..

Polyp :: Polyp (n.) One of the feeding or nutritive zooids of a hydroid or coral.

Proliferous :: Proliferous (a.) Producing sexual zooids by budding; -- said of the blastostyle of a hydroid.

Antherozooid :: Antherozooid (n.) One of the mobile male reproductive bodies in the antheridia of cryptogams.

Spirant :: Spiralozooid (n.) One of the special defensive zooids of certain hydroids. They have the form of long, slender tentacles, and bear lasso cells..

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