glass sponge

/glæs spəndʒ/

Other forms: glass sponges

Definitions of glass sponge

1. noun

   a siliceous sponge (with glassy spicules) of the class Hyalospongiae
   types:

   Venus's flower basket

   a deep-water marine sponge having a cylindrical skeleton of intricate glassy latticework; found in the waters of the East Indies and the eastern coast of Asia

   type of:

   parazoan, poriferan, sponge

   primitive multicellular marine animal whose porous body is supported by a fibrous skeletal framework; usually occurs in sessile colonies