Glenoid \Gle"noid\, a. [Gr. ?; ? socket of a joint + e'i^dos
form; cf. F. gl['e]no["i]de.] (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]