• synonyms

arc secant

noun Trigonometry.

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


What’s The Area Between Your Eyebrows Called?Read more in this article about some frequently asked questions and fun facts related to our definitions.

Nearby words

arc furnace, arc lamp, arc light, arc of lowitz, arc sec, arc secant, arc second, arc sine, arc spectrum, arc tan, arc tangent

Origin of arc secant

First recorded in 1905–10
Also called inverse secant. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Science definitions for arc secant

arc secant

The inverse of the secant function.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.