Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun polyzoan

1 sense of polyzoan

Sense 1
bryozoan, polyzoan, sea mat, sea moss, moss animal -- (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)
       => invertebrate -- (any animal lacking a backbone or notochord; the term is not used as a scientific classification)