Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of porifera is as below...

Poriferan :: Poriferan (n.) One of the Polifera.

Spongida :: Spongiae (n. pl.) The grand division of the animal kingdom which includes the sponges; -- called also Spongida, Spongiaria, Spongiozoa, and Porifera..

Calcispongiae :: Calcispongiae (n. pl.) An order of marine sponges, containing calcareous spicules. See Porifera..

Porifera :: Porifera (n. pl.) A grand division of the Invertebrata, including the sponges; -- called also Spongiae, Spongida, and Spongiozoa. The principal divisions are Calcispongiae, Keratosa or Fibrospongiae, and Silicea..

Silicoidea :: Silicoidea (n. pl.) An extensive order of Porifera, which includes those that have the skeleton composed mainly of siliceous fibers or spicules..

Poriferata :: Poriferata (n. pl.) The Polifera.

Sponge :: Sponge (n.) Any one of numerous species of Spongiae, or Porifera. See Illust. and Note under Spongiae..

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