universal gravitational constant vs gravitational constant

universal gravitational constant and gravitational constant both are nouns.

Word	Noun	Adjective	Verb	Adverb
universal gravitational constant	Yes	No	No	No
gravitational constant	Yes	No	No	No

As nouns, universal gravitational constant and gravitational constant are synonyms defined as:

universal gravitational constant and gravitational constant: (physics) the universal constant relating force to mass and distance in Newton's law of gravitation

Other synonyms of universal gravitational constant include constant of gravitation, G.

universal gravitational constant (noun)	gravitational constant (noun)
(physics) the universal constant relating force to mass and distance in Newton's law of gravitation	(physics) the universal constant relating force to mass and distance in Newton's law of gravitation