hinge joint vs ginglymus

hinge joint and ginglymus both are nouns.

Word	Noun	Adjective	Verb	Adverb
hinge joint	Yes	No	No	No
ginglymus	Yes	No	No	No

As nouns, hinge joint and ginglymus are synonyms defined as:

hinge joint and ginglymus: a freely moving joint in which the bones are so articulated as to allow extensive movement in one plane

Other synonyms of hinge joint include ginglymoid joint.

hinge joint (noun)	ginglymus (noun)
a joint allowing movement in one plane only	a freely moving joint in which the bones are so articulated as to allow extensive movement in one plane
a freely moving joint in which the bones are so articulated as to allow extensive movement in one plane