单词 | trigonometric function |
释义 | trigonometric functionnoun Mathematics.Also called circular function. a function of an angle, as sine or cosine, expressed as the ratio of the sides of a right triangle. any function involving only trigonometric functions and constants. the generalization of these to functions of real or complex numbers. Also called trig function (for defs. 1, 2). Origin of trigonometric functionFirst recorded in 1905–10 Words nearby trigonometric functiontrigone of bladder, trigonid, trigonitis, trigonocephaly, trigonometric equation, trigonometric function, trigonometric series, trigonometry, trigonous, trigonum, trig point Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for trigonometric functiontrigonometric function nounAlso called: circular function any of a group of functions of an angle expressed as a ratio of two of the sides of a right-angled triangle containing the angle. The group includes sine, cosine, tangent, secant, cosecant, and cotangent any function containing only sines, cosines, etc, and constants 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 trigonometric functiontrigonometric function [ trĭg′ə-nə-mĕt′rĭk ] A function of an angle, as the sine, cosine, or tangent, whose value is expressed as a ratio of two of the sides of the right triangle that contains the angle. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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