| 释义 |
parazoan
parazoan (ˌpærəˈzəʊən) n, pl -zoa (-ˈzəʊə) (Animals) any multicellular invertebrate of the group Parazoa, which consists of the sponges (phylum Porifera). Compare metazoan[C19: from parazoa, formed on the model of protozoa and metazoa, from para-1 + Greek zōon animal]Thesaurus| Noun | 1. | parazoan - primitive multicellular marine animal whose porous body is supported by a fibrous skeletal framework; usually occurs in sessile coloniesporiferan, spongeinvertebrate - any animal lacking a backbone or notochord; the term is not used as a scientific classificationphylum Porifera, Porifera - coextensive with the subkingdom Parazoa: spongesglass sponge - a siliceous sponge (with glassy spicules) of the class Hyalospongiae |
parazoan
parazoan any multicellular invertebrate of the group Parazoa, comprising the sponges. Compare METAZOAN.parazoan
Synonyms for parazoannoun primitive multicellular marine animal whose porous body is supported by a fibrous skeletal frameworkSynonymsRelated Words- invertebrate
- phylum Porifera
- Porifera
- glass sponge
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