Polyzoan

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Polyzoan \Pol`y*zo"an\, n. (Zool.)
     (a) Any species of Polyzoa; one of the Polyzoa.
     (b) A polyzoon.
         [1913 Webster]

From WordNet (r) 2.0 [wn]:



  polyzoan
       n : sessile aquatic animal forming mosslike colonies of small
           polyps each having a curved or circular ridge bearing
           tentacles; attach to stones or seaweed and reproduce by
           budding [syn: {bryozoan}, {sea mat}, {sea moss}, {moss
           animal}]
       [also: {polyzoa} (pl)]