Elbow joint and Ginglymus

Elbow joint noun - Hinge joint between the forearm and upper arm and the corresponding joint in the forelimb of a quadruped.

Ginglymus and elbow joint are semantically related. In some cases you can use "Ginglymus" instead a noun phrase "Elbow joint".

Ginglymus noun - A freely moving joint in which the bones are so articulated as to allow extensive movement in one plane.

Elbow joint and ginglymus are semantically related. Sometimes you can replace phrase "Elbow joint" with "Ginglymus", this terms are similar.