coupling vs universal

universal vs coupling

coupling and universal both are nouns.

coupling is not an adjective while universal is an adjective.

Word	Noun	Adjective	Verb	Adverb
coupling	Yes	No	No	No
universal	Yes	Yes	No	No

As nouns, universal is a hyponym of coupling; that is, universal is a word with a more specific, narrower meaning than coupling:

coupling: a mechanical device that serves to connect the ends of adjacent objects
universal: coupling that connects two rotating shafts allowing freedom of movement in all directions

Other hyponyms of coupling include clevis, clutch, fluid drive, swivel, turnbuckle, universal joint.

coupling (noun)	universal (noun)
the act of pairing a male and female for reproductive purposes	coupling that connects two rotating shafts allowing freedom of movement in all directions
a mechanical device that serves to connect the ends of adjacent objects	a behavioral convention or pattern characteristic of all members of a particular culture or of all human beings
a connection (like a clamp or vise) between two things so they move together	(logic) a proposition that asserts something of all members of a class
	(linguistics) a grammatical rule (or other linguistic feature) that is found in all languages

coupling (adjective)	universal (adjective)
	adapted to various purposes, sizes, forms, operations
	of worldwide scope or applicability
	applicable to or common to all members of a group or set

Difference between coupling and universal

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