单词	trigonometric
释义	trigonometric adjective trig·​o·​no·​met·​ric ˌtri-gə-nə-ˈme-trik  variants or less commonly trigonometrical ˌtri-gə-nə-ˈme-tri-kəl  : of, relating to, or being in accordance with trigonometry trigonometrically ˌtri-gə-nə-ˈme-tri-k(ə-)lē  adverb Example Sentences Recent Examples on the Web The room remained quiet until the teacher began yelling the word — usually used in reference to trigonometric functions — and jumping around the classroom. Washington Post, 22 Oct. 2021 In 1807, Joseph Fourier discovered that any periodic function — an equation whose values repeat cyclically — could be expressed as the sum of trigonometric functions like sine and cosine. Quanta Magazine, 13 Oct. 2021 It was well known by then that the goat problem could be reduced to a single transcendental equation, which by definition includes trigonometric terms like sine and cosine. Quanta Magazine, 9 Dec. 2020 The increase in the weight on the static axle provides the critical variable to solving a trigonometric equation that determines the height of the vehicle's center of gravity. Dave Vanderwerp, Car and Driver, 21 Aug. 2020 Connecting all the shafts together to turn them into a continuous set of calculation outputs is a collection of gears, cams, racks, pins, and other mechanical elements that translate motion into math through geometric and trigonometric principles. Sean Gallagher, Ars Technica, 24 May 2020 Now researchers from the University of New South Wales are calling it one of the oldest and possibly most accurate trigonometric tables of the ancient world. Sarah Gibbens, National Geographic, 25 Aug. 2017 The ancient trigonometric method of triangulation to measure a mountain's height (where the angles in a triangle formed by three survey control points) will not be used. Sugam Pokharel, CNN, 21 June 2017 A British geographer making a trigonometric survey gave the mountain its name, a clipped abstraction capturing its indifference to life and time. Michael Powell, New York Times, 9 May 2017 See More Word History First Known Use 1687, in the meaning defined above Phrases Containing trigonometric trigonometric function trigonometric function
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