periproct

noun

peri·​proct

ˈperəˌpräkt

plural -s

: the well-defined area surrounding the anus of various invertebrates (as a sea urchin)

periproctal

¦⸗⸗¦präktᵊl

adjective

or periproctic

-ktik

or periproctous

-ktəs

Word History

Etymology

International Scientific Vocabulary peri- + Greek prōktos anus

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