perisarc

[ per-uh-sahrk ]

noun

, Zoology.

1. the horny or chitinous outer case or covering protecting the soft parts of hydrozoans.

perisarc

/ ˈpɛrɪˌsɑːk /

noun

1. the outer chitinous layer secreted by colonial hydrozoan coelenterates, such as species of Obelia

Derived Forms

• ˌperiˈsarcal, adjective

Other Words From

• peri·sarcal peri·sarcous adjective

Word History and Origins

Origin of perisarc¹

1870–75; peri- + -sarc < Greek sárx (genitive sarkós ) flesh

Word History and Origins

Origin of perisarc¹

C19: from peri- + -sarc, from Greek sarx flesh

Example Sentences

It flattens itself out into a disc-like form, becomes divided into four lobes, and covered by a cuticle (perisarc).

From Project Gutenberg

Over the whole exterior a delicate pellicle—the future perisarc—now becomes secreted.

From Project Gutenberg

The stem may contain a single coenosarcal tube (“monosiphonic”) or several united in a common perisarc (“polysiphonic”).

From Project Gutenberg

The genera are based upon these differences in the perisarc.

From Project Gutenberg