%glenoid%

a. [ Gr. &unr_;; &unr_; socket of a joint + e'i^dos form; cf. F. glénoïde. ] (Anat.) Having the form of a smooth and shallow depression; socketlike; -- applied to several articular surfaces of bone; as, the glenoid cavity, or fossa, of the scapula, in which the head of the humerus articulates. [ 1913 Webster ]