noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The tissue which partially fills the interior of the interseptal chambers of most madreporarian corals. It usually consists of a series of oblique transverse septa, one above another.

Etymology

From endo- + theca (“the calcareous wall of a corallite”).

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.