ˈperəˌpräkt noun
( -s )
Etymology: International Scientific Vocabulary peri- + Greek prōktos anus — more at proct-
: the well-defined area surrounding the anus of various invertebrates (as a sea urchin)
• peri·proc·tal | ̷ ̷ ̷ ̷|präkt ə l or peri·proc·tic -ktik or peri·proc·tous -ktəs adjective