arc sine meaning

UK US /ɑrk saɪn/ 2 syllables

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

Definition of arc sine

  1. the inverse function of the sine; the angle that has a sine equal to a given number

    Synonyms: arcsine, arcsin, inverse sine

    Type of: trigonometric function

How to pronounce arc sine

arc sine is pronounced /ɑrk saɪn/ in American English. It has 2 syllables.

More about arc sine on Wikipedia.