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polyzoan

DEFINITIONS OF: polyzoan

1

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

Synonyms:
bryozoan, moss animal, sea mat, sea moss
Type of:
invertebrate
any animal lacking a backbone or notochord; the term is not used as a scientific classification
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