glass sponge


Definition of GLASS SPONGE

:  any of a class (Hexactinellida syn. Hyalospongiae) of chiefly deep-water siliceous marine sponges with 6-rayed spicules and a skeleton often resembling glass when dried

First Known Use of GLASS SPONGE



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July 03, 2015
interpellate Hear it
to formally question a public official
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