minute of arc vs minute

minute of arc and minute both are nouns.

Word	Noun	Adjective	Verb	Adverb
minute of arc	Yes	No	No	No
minute	Yes	Yes	No	No

As nouns, minute of arc and minute are synonyms defined as:

minute of arc and minute: a unit of angular distance equal to a 60th of a degree

Other synonyms of minute of arc include arcminute.

minute of arc (noun)	minute (noun)
a unit of angular distance equal to a 60th of a degree	distance measured by the time taken to cover it
	a short note
	a unit of angular distance equal to a 60th of a degree
	a unit of time equal to 60 seconds or 1/60th of an hour
	an indefinitely short time
	a particular point in time

minute of arc (adjective)	minute (adjective)
	characterized by painstaking care and detailed examination
	infinitely or immeasurably small