Mesozoan Definition
mĕzə-zōən, mĕs-
noun
Any of a phylum (Mesozoa) of small, multicellular, wormlike organisms characterized by a very simple, ciliated body with only a mouth, body cavity, and anus: it is a parasite in various marine invertebrates.
Webster's New World
Other Word Forms of Mesozoan
Noun
Singular:
mesozoan
Plural:
mesozoansOrigin of Mesozoan
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