Definition of "glenoid" [gle•noid]

• A shallow depression in a bone, especially in the scapula. (noun)
• Of or pertaining to this depression. (adjective)

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• "The ball-and-socket joint comprises the rounded top of the upper arm bone (the "ball"), which fits into a dish-like cup called the glenoid (the "socket") in the shoulder blade."
• "Anatomy as two posterior ligaments which run each from three points on the sides of the os suffraginis to a piece of fibro cartilage, described as the glenoid cartilage, and attached to the postero-superior edge of the os coronae; between them is the insertion of the inferior sesamoidean ligament."
• "To sculpt the new joint, surgeons take cadaver cartilage and bone from both the cup part of the shoulder - the socket, called the glenoid, and the humeral head, which is the ball of the upper arm bone."