Endotheca
Pronunciation : En`do*the"ca
Part of Speech : n.
Etymology : [NL., from Gr. (Zo?l.)
Definition : Defn: The tissue which partially fills the interior of the interseptal chambers of most madreporarian corals. It usually consists of a series of oblique tranverse septa, one above another. -- En`do*the"cal, a.
Source : Webster's Unabridged Dictionary, 1913