arc sine
noun Trigonometry.
the angle, measured in radians, that has a sine equal to a given number. Abbreviation: arc sin, arcsin; Symbol: sin−1
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Also called inverse sine.
Origin of arc sine
First recorded in 1905–10
Words nearby arc sine
arc light, arc of lowitz, arc sec, arc secant, arc second, arc sine, arc spectrum, arc tan, arc tangent, arc welding, arc, d'
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for arcsin
arcsin
/ (ˈɑːkˌsaɪn) maths /
abbreviation for
arcsine: the function the value of which for a given argument between –1 and 1 is the angle in radians (between –π/2 and π/2), the sine of which is that argument: the inverse of the sine function
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for arcsin
arc sine
The inverse of the sine function.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.