arc secant vs inverse secant

arc secant and inverse secant both are nouns.

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

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

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

Other synonyms of arc secant include arcsec, arcsecant.

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