Fibrospongiae
Pronunciation : Fi`bro*spon"gi*
Part of Speech : n.
Etymology : [NL., fr. L. fibra a fiber + spongia a sponge.] (Zo?l.)
Definition : Defn: An order of sponges having a fibrous skeleton, including the commercial sponges.
pl.
Source : Webster's Unabridged Dictionary, 1913