1. arcsec

noun. the inverse function of the secant; the angle that has a secant equal to a given number.


  • arcsecant
  • arc secant
  • inverse secant
  • trigonometric function

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Sentences with arcsec

1. Noun, singular or mass
This and the above section illustrate the utility of the arcsecond or arcsec: Very small fragments of circles can have considerable proportions if the size of the circle as a whole is sufficiently great!