human elbow vs articulatio cubiti

human elbow and articulatio cubiti both are nouns.

Word	Noun	Adjective	Verb	Adverb
human elbow	Yes	No	No	No
articulatio cubiti	Yes	No	No	No

As nouns, human elbow and articulatio cubiti are synonyms defined as:

human elbow and articulatio cubiti: hinge joint between the forearm and upper arm and the corresponding joint in the forelimb of a quadruped

Other synonyms of human elbow include cubital joint, cubitus, elbow, elbow joint.

human elbow (noun)	articulatio cubiti (noun)
hinge joint between the forearm and upper arm and the corresponding joint in the forelimb of a quadruped	hinge joint between the forearm and upper arm and the corresponding joint in the forelimb of a quadruped