GORGONIAN

Gor‐go″ni‐an (?), a. [[L. Gorgoneus.]] 1. 1. Pertaining to, or resembling, a Gorgon; terrifying into stone; terrific.
The rest his look Bound with Gorgonian rigor not to move. Milton. 2. 2. (Zoöl.) Pertaining to the Gorgoniacea; as, gorgonian coral.