(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 .
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use pectoral girdle in a sentence
The paired fins are fan-like, and the pectoral girdle is attached to the hinder part of the skull.The Sea Shore | William S. Furneaux
Owen's reasons for considering the pectoral girdle and the fore-limb part of the occipital vertebra are as follows.Form and Function | E. S. (Edward Stuart) Russell
These spines are really enormous dermal fin-rays; the pectoral fin-spine is articulated to the pectoral girdle.
The pectoral girdle consists almost entirely of dermal clavicular bones.
The pectoral girdle includes both membrane and cartilage bones.
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