- the horny or chitinous outer case or covering protecting the soft parts of hydrozoans.
Origin of perisarc
1870–75; peri- + -sarc < Greek sárx (genitive sarkós) flesh
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for perisarc
The genera are based upon these differences in the perisarc.The Sea-beach at Ebb-tide
Augusta Foote Arnold
It flattens itself out into a disc-like form, becomes divided into four lobes, and covered by a cuticle (perisarc).
Over the whole exterior a delicate pellicle—the future perisarc—now becomes secreted.
- the outer chitinous layer secreted by colonial hydrozoan coelenterates, such as species of Obelia
C19: from peri- + -sarc, from Greek sarx flesh
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012