Sclerobase

Scler"o*base (? or ?), n. [Gr. sklhro`s hard + ba`sis base.] (Zoöl.) The calcareous or hornlike coral forming the central stem or axis of most compound alcyonarians; -- called also foot secretion. See Illust. under Gorgoniacea, and Cœnenchyma. -- Scler`o*ba"sic (#), a.