Definition of poriferan in English:

poriferan

Syllabification: po·rif·er·an
Pronunciation: /pəˈrifərən
 
/
Zoology

noun

An aquatic invertebrate animal of the phylum Porifera; a sponge.
More example sentences
  • With a worldwide fauna of at least 15,000 species, poriferans are among the most diverse of sessile marine taxa.
  • In all cases, poriferans have a canal system, through which they pump water.
  • The first seems to have occurred before the split between poriferans and the other metazoans.

adjective

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Relating to or denoting poriferans.
More example sentences
  • In that time, the first undoubted fossil annelids, arthropods, brachiopods, echinoderms, molluscs, onychophorans, poriferans, and priapulids show up in rocks all over the world.
  • For that matter, even the syncytial ‘gut’ departs further from the cnidarian or poriferan system than from the bilaterian archenteron.
  • Between 1859 and 1866, he worked on many ‘invertebrate’ groups, including radiolarians, poriferans and annelids (segmented worms).

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standing out so as to be clearly visible