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periproct

American

[per-uh-prokt] / ˈpɛr əˌprɒkt /

noun

(in certain echinoids) that part of the body surface bordering the anus.

Other Word Forms

Etymology

Origin of periproct

1875–80; peri- + -proct < Greek prōktós anus

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.