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

1 sense of parazoan

Sense 1
sponge, poriferan, parazoan -- (primitive multicellular marine animal whose porous body is supported by a fibrous skeletal framework; usually occurs in sessile colonies)
       => invertebrate -- (any animal lacking a backbone or notochord; the term is not used as a scientific classification)