Zooid a. : Pertaining to, or resembling, an animal.

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

Zooid n. : An animal in one of its inferior stages of development, as one of the intermediate forms in alternate generation.

Zooid n. : One of the individual animals in a composite group, as of Anthozoa, Hydroidea, and Bryozoa; -- sometimes restricted to those individuals in which the mouth and digestive organs are not developed.

Example:


Taxonomy
bryozoans, colonies, species, zooids, tentacles, lophophore, body wall, coelom, zooid, Ectoprocta, phylum Bryozoa, mouth, larvae, Bryozoan evolution, animals, phylum, muscles, statoblasts.

Defination from the web:
zooid of that species. ... Some authorities use the term "avicularia" to refer to any type of zooid in which the lophophore is replaced by an extension that serves some ...