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WERE YOU BAMBOOZLED BY THE WORDS FROM FEBRUARY?
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Question 1 of 10
Which Word of the Day means “happening within or being the created world of a story”?
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
British Dictionary definitions for arc tan
/ (ˈɑːkˌtæn) maths /
arctangent: the function the value of which for a given argument is the angle in radians (between –π/2 and π/2) the tangent of which is that argument: the inverse of the tangent 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