/bruy'euh zoh"euhn/ , adj.
1. belonging or pertaining to the Bryozoa.
n.
2. Also called moss animal . any sessile marine or freshwater animal of the phylum Bryozoa, forming branching, encrusting, or gelatinous mosslike colonies of many small polyps, each having a circular or horseshoe-shaped ridge bearing ciliated tentacles, occurring on algae or on shaded objects. Cf. ectoproct, entoproct .
[ 1870-75; BRYOZO(A) + -AN ]