gill pouch

[ gil ]

noun

1. branchial pouch.

gill pouch

/ ɡɪl /

noun

1. any of a series of paired linear pouches in chordate embryos, arising as outgrowths of the wall of the pharynx. In fish and some amphibians they become the gill slits

Word History and Origins

Origin of gill pouch¹

First recorded in 1900–05