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(Animals) a small mosslike aquatic creature
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|Noun||1.||polyzoa - marine or freshwater animals that form colonies of zooids|
animal kingdom, Animalia, kingdom Animalia - taxonomic kingdom comprising all living or extinct animals
bryozoan, moss animal, polyzoan, sea mat, sea moss - 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
phylum - (biology) the major taxonomic group of animals and plants; contains classes