(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.
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a person who acts as though he or she knows everything and who dismisses the opinions, comments, or suggestions of others.
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Also called pectoral arch .
Origin of pectoral girdle
First recorded in 1885–90
Words nearby pectoral girdle
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for pectoral girdle
a skeletal support to which the front or upper limbs of a vertebrate are attached
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 pectoral girdle
A bony or cartilaginous structure in vertebrates, attached to and supporting the forelimbs.pectoral arch
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.