inverse sine vs arc sine

inverse sine and arc sine both are nouns.

Word	Noun	Adjective	Verb	Adverb
inverse sine	Yes	No	No	No
arc sine	Yes	No	No	No

As nouns, inverse sine and arc sine are synonyms defined as:

inverse sine and arc sine: the inverse function of the sine; the angle that has a sine equal to a given number

Other synonyms of inverse sine include arcsin, arcsine.

inverse sine (noun)	arc sine (noun)
the inverse function of the sine; the angle that has a sine equal to a given number	the inverse function of the sine; the angle that has a sine equal to a given number