arcsine

noun
arc·​sine | \(ˌ)ärk-ˈsīn \

Definition of arcsine 

: the inverse function of the sine if y is the sine of θ, then θ is the arcsine of y abbreviation arcsin

First Known Use of arcsine

circa 1889, in the meaning defined above

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Dictionary Entries near arcsine

arc secant

arc second

arcsin

arcsine

arc spectrum

arct-

Arctalian

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Time Traveler for arcsine

The first known use of arcsine was circa 1889

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