pectoral girdle

noun
1.
(in vertebrates) a bony or cartilaginous arch supporting the forelimbs.
2.
Also called shoulder girdle. (in humans) the bony arch formed by the clavicles, or collarbones, and scapulas, or shoulder blades.
Also called pectoral arch.


Origin:
1885–90

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
pectoral girdle or pectoral arch
 
n
a skeletal support to which the front or upper limbs of a vertebrate are attached
 
pectoral arch or pectoral arch
 
n

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

pectoral girdle n.
A bony or cartilaginous structure in vertebrates, attached to and supporting the forelimbs. Also called pectoral arch.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
The frog pectoral girdle: a non-amniote model of bone formation.
On the left side the muscles have been removed, exposing the ventral bones of the pectoral girdle.
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