Mesoglea
Pronunciation : Mes`o*gloe"a
Part of Speech : n.
Etymology : [NL., fr. Gr. (Zo?l.)
Definition : Defn: A thin gelatinous tissue separating the ectoderm and endoderm in certain coelenterates. -- Mes`o*gloeal, a.
Source : Webster's Unabridged Dictionary, 1913