arc secant


nounTrigonometry.
  1. the angle, measured in radians, that has a secant equal to a given number. Abbreviation: arc sec; Symbol: sec−1

Origin of arc secant

1
First recorded in 1905–10
  • Also called inverse secant .

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

Scientific definitions for arc secant

arc secant

  1. The inverse of the secant function.

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