perisarc definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
the tough, nonliving, outer skeleton layer of many hydroid colonies
Origin: ; from peri- plush Classical Greek sarx (gen. sarkos), flesh: see sarco-
perisarc definition by American Heritage Dictionary
A horny external covering that encloses the polyp colonies of certain hydrozoans.
Origin: peri- + Greek sarx, sark-, flesh.
- perˌi·sarˈcal, perˌi·sarˈcous adjective