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gill slit

[ gil ]
/ gɪl /
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noun
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Origin of gill slit

First recorded in 1850–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use gill slit in a sentence

British Dictionary definitions for gill slit

gill slit
/ (ɡɪl) /

noun
any of a series of paired linear openings to the exterior from the sides of the pharynx in fishes and some amphibians. They contain the gills
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

Medical definitions for gill slit

gill slit

n.
One of several rudimentary invaginations in the embryonic surface, present during development of air-breathing vertebrates and corresponding to the functional gill slits of aquatic species.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for gill slit

gill slit

In primitive chordates and cartilaginous fish, such as sharks, one of several narrow external openings connecting with the pharynx through which water passes to the exterior, thereby bathing the gills. Bony fish and all other vertebrates, including humans, have rudimentary gill slits during their embryonic stage.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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