cot·y·loid, cotyloidal a. Anat. (a) Shaped like a cup; cup-shaped; as, the cotyloid cavity, the cup-shaped socket which receives the head of the thigh bone. (b) Pertaining to a cotyloid cavity; as, the cotyloid ligament, or notch.
Syn: -- acetabular, cotyloid.
◄ ►
cotyloidal
adj : of the cup-shaped socket that receives the head of the thigh
bone [syn: acetabular, cotyloid]