humerus

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hu·mer·us / ˈ(h)yoōmərəs/ • n. (pl. -mer·i / -məˌrī/ ) Anat. the bone of the upper arm or forelimb, forming joints at the shoulder and the elbow. ∎  Entomol. a structure in an insect involving, or in the region of, the front basal corners of the wings or wing cases.

humerus

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humerus The long bone of the upper arm of tetrapod vertebrates. It articulates with the scapula (shoulder blade) at the glenoid cavity and with the ulna and radius (via a condyle) at the elbow.

humerus

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humerus Bone in the human upper arm, extending from the scapula (shoulder blade) to the elbow. A depression on the posterior, roughened lower end of the humerus provides the point of articulation for the ulna bone of the forearm.

humerus

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humerus (hew-mer-ŭs) n. the bone of the upper arm. The head of the humerus articulates with the scapula at the shoulder joint. At the lower end of the shaft the trochlea articulates with the ulna and part of the radius.

humerus

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humerus In tetrapods, the upper bone of the forelimb.

humerus

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humerus In tetrapods, the upper bone of the fore limb.