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gill pouch

[gil]
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noun
  1. branchial pouch.
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Origin of gill pouch

First recorded in 1900–05
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for gill pouch

Historical Examples

  • 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
  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
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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