Keratose
Keratose , noun
[Greek ke`ras, -atos, horn.]
(Physiology Chemistry) A tough, horny animal substance entering into the composition of the skeleton of sponges, and other invertebrates; -- called also keratode.
Keratose , adjective
(Zoology) Containing hornlike fibers or fibers of keratose; belonging to the Keratosa.