# trigonometry

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## trig·o·nom·e·try

(trĭg′ə-nŏm′ĭ-trē)
n.
The branch of mathematics that deals with the relationships between the sides and the angles of triangles and the calculations based on them, particularly the trigonometric functions.

[New Latin trigōnometria : Greek trigōnon, triangle; see trigon + Greek -metriā, -metry.]

## trigonometry

(ˌtrɪɡəˈnɒmɪtrɪ)
n
(Mathematics) 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
[C17: from New Latin trigōnometria from Greek trigōnon triangle]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

## trig•o•nom•e•try

(ˌtrɪg əˈnɒm ɪ tri)

n.
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.
[1605–15; < New Latin trigōnometria; see trigon, -o-, -metry]

## trig·o·nom·e·try

(trĭg′ə-nŏm′ĭ-trē)
The study of the properties and uses of trigonometric functions.

## trigonometry

the branch of mathematics that treats the measurement of and relationships between the sides and angles of plane triangles and the solid figures derived from them. — trigonometric, trigonometrical, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
 Noun 1 trigonometry - the mathematics of triangles and trigonometric functionstrigmath, mathematics, maths - a science (or group of related sciences) dealing with the logic of quantity and shape and arrangementpure mathematics - the branches of mathematics that study and develop the principles of mathematics for their own sake rather than for their immediate usefulnessspherical trigonometry - (mathematics) the trigonometry of spherical trianglestriangulation - a trigonometric method of determining the position of a fixed point from the angles to it from two fixed points a known distance apart; useful in navigation
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
trigonometrie
trigonometria
trigonometri

## trigonometry

[ˌtrɪgəˈnɒmɪtrɪ] N
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

## trigonometry

[ˌtrɪgəˈnɒmətri] n
Collins English/French Electronic Resource. © HarperCollins Publishers 2005

## trigonometry

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

## trigonometry

[ˌtrɪgəˈnɒmɪtrɪ] ntrigonometria
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
References in periodicals archive ?
LAHORE: The present urban flood threat in Pakistan reminds me of the Great Trigonometrical Survey of India, which is known to geographers, surveyors and the general public by its acronym, GTSI.
The concurrent legislative list includes: allocation of revenue; antiquities and monuments; archives; collection of taxes; electoral law; electric power; exhibition of cinematography films; industrial, commercial, or agricultural development; scientific and technological research; statistics; trigonometrical, cadastral, and topographical surveys; universities; technological and postprimary education.
The final chapter on Adventurous Travel examines the Great Trigonometrical Survey of India which began in 1802 and took some 75 years to complete.
We consider conservative averaging method (CAM) of the special integral splines with hyperbolic trigonometrical functions for solving the initial boundary-value problem in z-direction [3].
Trigonometrical Survey of India began in 1817: Matthew H Edney, Mapping
Using the orthogonal characteristic of two beams from a laser head, the seismic signals are expressed as a form of intensity signal, which is represented as a trigonometrical function.
Trigonometrical identities, Pythagorean identities, and laws for obtaining solutions to triangles (i.e., law of sines, law of cosines, and law of tangents) have been derived.
In 1819, it was noted how he walked 586 miles in 22 days during his surveying work and, the following year, he was appointed by the Duke of Wellington as superintendent of the trigonometrical survey.
We begin with a family of trigonometrical functions [f.sub.k] presented by Charles Pruitt in [21].
where F(x) is hourly precipitation in the diurnal precipitation cycle at the time moment x in the interval [0,24]; [k.sub.1] = 2[pi]/24 and [k.sub.2] = 4[pi]/24 are fixed coefficients of trigonometrical expansion which guarantees the 24 h periodicity of the function F.

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