| Polyzoa | ‖n. pl. [ NL., fr. Gr. |
| Polyzoan | n. (Zool.) |
| Polyzoarium | ‖n.; |
| Polyzoary | n. (Zool.) The compound organism of a polyzoan. [ 1913 Webster ] |
| bryozoa | (n) marine or freshwater animals that form colonies of zooids, Syn. phylum Bryozoa, polyzoa |
| bryozoan | (n) sessile aquatic animal forming mossy colonies of small polyps each having a curved or circular ridge bearing tentacles; attach to stones or seaweed and reproduce by budding, Syn. sea mat, moss animal, sea moss, polyzoan |