Also found in: Thesaurus, Medical, Acronyms, Encyclopedia, Wikipedia.
cot θ = b/a
n. Abbr. cot
1. The reciprocal of the tangent of an angle in a right triangle.
2. The tangent of the complement of a directed angle or arc.
co′tan·gen′tial (-jĕn′shəl) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Mathematics) (of an angle) a trigonometric function that in a right-angled triangle is the ratio of the length of the adjacent side to that of the opposite side; the reciprocal of tangent. Abbreviation: cot, cotan or ctn
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
co•tan•gent(koʊˈtæn dʒənt, ˈkoʊˌtæn-)
1. (in a right triangle) the ratio of the side adjacent to a given angle to the side opposite.
2. the tangent of the complement, or the reciprocal of the tangent, of a given angle or arc. Abbr.: cot, ctnAlso called co•tan (ˈkoʊˌtæn)
[1625–35; < New Latin cotangent-, s. of cotangēns]
co`tan•gen′tial (-ˈdʒɛn ʃəl) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
The ratio of the length of the adjacent side of an acute angle in a right triangle to the length of the opposite side; the inverse of a tangent.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Switch to new thesaurus
|Noun||1.||cotangent - ratio of the adjacent to the opposite side of a right-angled triangle|
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.