pectoral girdle

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

1885–90 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
pectoral girdle or pectoral arch
a skeletal support to which the front or upper limbs of a vertebrate are attached
pectoral arch or pectoral arch

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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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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