# trigonometry

the branch of mathematics that deals with the relations between the sides and angles of plane or spherical triangles, and the calculations based on them.

## Origin of trigonometry

^{1}

## Other words from trigonometry

- trig·o·no·met·ric [trig-uh-nuh-me-trik], /ˌtrɪg ə nəˈmɛ trɪk/, trig·o·no·met·ri·cal, adjective
- trig·o·no·met·ri·cal·ly, adverb
- non·trig·o·no·met·ric, adjective
- non·trig·o·no·met·ri·cal, adjective
- non·trig·o·no·met·ri·cal·ly, adverb
- un·trig·o·no·met·ric, adjective
- un·trig·o·no·met·ri·cal, adjective
- un·trig·o·no·met·ri·cal·ly, adverb

## Words Nearby trigonometry

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

## How to use trigonometry in a sentence

Luis Guillorme uses the late moments of a tense game to break out the gutsiest piece of infield

*trigonometry*you’ll see this season.Edwin Díaz And Francisco Lindor Aren’t Busts Anymore — And Neither Are The Mets | Robert O'Connell | August 16, 2022 | FiveThirtyEightLess than 2 percent of respondents said that they use

*trigonometry*in their daily life, but over 70 percent of them said that they never use it.America’s Math Curriculum Doesn’t Add Up (Ep. 391) | Steven D. Levitt | October 3, 2019 | FreakonomicsI would think calculus would get used more than

*trigonometry*and geometry, although that would be hard if only 2 percent are using it.America’s Math Curriculum Doesn’t Add Up (Ep. 391) | Steven D. Levitt | October 3, 2019 | FreakonomicsTake a case in

*trigonometry*—a Complement is what remains after subtracting an angle from one right-angle.Assimilative Memory | Marcus Dwight Larrowe (AKA Prof. A. Loisette)He left school at sixteen, after having mastered geometry and

*trigonometry*, and having learned to use logarithms.Historic Fredericksburg | John T. Goolrick

Who by an accurate

*trigonometry*and furniture of Instruments, hath inriched, as well geometry, as Astronomy.William Oughtred | Florian CajoriIs it a good thing to let a boy use a surveying instrument unless he first learns

*trigonometry*?William Oughtred | Florian CajoriIn point of fact, let us proceed to "trace a curve," as we say in the differential and integral

*trigonometry*.

## British Dictionary definitions for trigonometry

/ (ˌtrɪɡəˈnɒmɪtrɪ) /

the branch of mathematics concerned with the properties of trigonometric functions and their application to the determination of the angles and sides of triangles. Used in surveying, navigation, etc: Abbreviation: trig

## Origin of trigonometry

^{1}

## Derived forms of trigonometry

- trigonometric (ˌtrɪɡənəˈmɛtrɪk) or trigonometrical, adjective
- trigonometrically, adverb

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 trigonometry

[ trĭg′ə-nŏm′ĭ-trē ]

The study of the properties and uses of trigonometric functions.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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