[ brang-kee-uh l ]
/ ˈbræŋ ki əl /


of or relating to gills or to the homologous, embryonic parts in animals without gills.

Origin of branchial

First recorded in 1795–1805; branchi- + -al1

Related forms

hy·per·bran·chi·al, adjectivein·ter·bran·chi·al, adjectivepre·bran·chi·al, adjectivesub·bran·chi·al, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for branchial

British Dictionary definitions for branchial


/ (ˈbræŋkɪəl) /


of or relating to the gills of an aquatic animal, esp a fish
of or relating to homologous structures in higher vertebratesbranchial cyst
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

Medicine definitions for branchial


[ brăngkē-əl ]


Of, relating to, or resembling the gills of a fish, their homologous embryonic structures, or the derivatives of their homologous parts in higher animals.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.