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trigonometry

[ trig-uh-nom-i-tree ]
/ ˌtrɪg əˈnɒm ɪ tri /
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See synonyms for: trigonometry / trigonometric on Thesaurus.com

noun

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.

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Origin of trigonometry

1605–15; <New Latin trigōnometria;see trigon, -o-, -metry

OTHER WORDS FROM trigonometry

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use trigonometry in a sentence

British Dictionary definitions for trigonometry

trigonometry
/ (ˌtrɪɡəˈnɒmɪtrɪ) /

noun

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, etcAbbreviation: trig

Derived forms of trigonometry

trigonometric (ˌtrɪɡənəˈmɛtrɪk) or trigonometrical, adjectivetrigonometrically, adverb

Word Origin for trigonometry

C17: from New Latin trigōnometria from Greek trigōnon triangle
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

trigonometry
[ trĭg′ə-nŏmĭ-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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