[brey-kee-uhl, brak-ee-] Anatomy, Zoology.
belonging to the arm, foreleg, wing, pectoral fin, or other forelimb of a vertebrate.
belonging to the upper part of such a member, from the shoulder to the elbow.
armlike, as an appendage.
a brachial part or structure.

1570–80; < Latin brāchiālis of, belonging to the arm. See brachi-, -al1

interbrachial, adjective
postbrachial, adjective
prebrachial, adjective
pseudobrachial, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
brachial (ˈbreɪkɪəl, ˈbræk-)
of or relating to the arm or to an armlike part or structure

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

brachial bra·chi·al (brā'kē-əl)
Relating to the arm.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
brachial   (brā'kē-əl)  Pronunciation Key 
  1. Relating to or involving the arm.

  2. Relating to the forelimb or wing of a vertebrate.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences for brachial
The radial nerve is the terminal branch of the posterior cord of the brachial plexus.
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