SPONGIDA
Spon"gi*da, n. pl. Etym: [NL.]
Defn: Spongiæ.
SPONGIFORM
Spon"gi*form, a.
Defn: Resembling a sponge; soft and porous; porous.
SPONGILLA
Spon*gil"la, n. Etym: [NL., dim. of spongia a sponge.] (Zoöl.)
Defn: A genus of siliceous spongea found in fresh water.
SPONGIN
Spon"gin, n. (Physiol. Chem.)
Defn: The chemical basis of sponge tissue, a nitrogenous, hornlike substance which on decomposition with sulphuric acid yields leucin and glycocoll.
SPONGINESS
Spon"gi*ness, n.
Defn: The quality or state of being spongy. Dr. H. More.