Articulatio coxae and Cotyloid joint

Articulatio coxae noun - The ball-and-socket joint between the head of the femur and the acetabulum.

Cotyloid joint and articulatio coxae are semantically related. In some cases you can use "Cotyloid joint" instead a noun phrase "Articulatio coxae".

Cotyloid joint noun - A freely moving joint in which a sphere on the head of one bone fits into a rounded cavity in the other bone.

Articulatio coxae and cotyloid joint are semantically related. Sometimes you can replace phrase "Articulatio coxae" with "Cotyloid joint", this phrases are similar.