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1706, "bone of the upper arm," originally (14c.) "shoulder," a misspelled borrowing of Latin umerus "shoulder," from PIE *om(e)so- (cf. Sanskrit amsah, Greek omos, Old Norse ass, Gothic ams "shoulder").
humerus hu·mer·us (hyōō'mər-əs)
n. pl. hu·mer·i (-mə-rī')
The long bone of the arm or forelimb, extending from the shoulder to the elbow.
Plural humeri (hy'mər-ī')
The bone of the upper arm or the upper portion of the foreleg. See more at skeleton.
long bone of the upper limb or forelimb of land vertebrates that forms the shoulder joint above, where it articulates with a lateral depression of the shoulder blade (glenoid cavity of scapula), and the elbow joint below, where it articulates with projections of the ulna and the radius