gill pouch

[gil]

noun

branchial pouch.

Origin of gill pouch

First recorded in 1900–05

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for gill pouch

Historical Examples of gill pouch

The branchial unit in the vertebrate is not the gill-pouch, but the branchial bar or appendage between the pouches.
The Origin of Vertebrates
Walter Holbrook Gaskell

British Dictionary definitions for gill pouch

gill pouch

noun

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

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012