pectoral arch


  • WordNet 3.6
    • n pectoral arch the bony arch formed by the collarbones and shoulder blades in humans
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Webster's Revised Unabridged Dictionary
    • Pectoral arch (Anat) the two or more bony or cartilaginous pieces of the vertebrate skeleton to which the fore limbs are articulated; the shoulder girdle. In man it consists of two bones, the scapula and clavicle, on each side.
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In literature:

Pectoral arch suspended from the skull: no mesocoracoid arch.
"Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 6" by Various