Polyzoa :: Polyzoa (n. pl.) Same as Bryozoa. See Illust. under Bryozoa, and Phylactolaemata..
Polyzoan :: Polyzoan (n.) Any species of Polyzoa; one of the Polyzoa.
Polyzoary :: Polyzoary (n.) The compound organism of a polyzoan.
Polyzonal :: Polyzonal (a.) Consisting of many zones or rings.
Polyzoon :: Polyzoon (n.) One of the individual zooids forming the compound organism of a polyzoan.