trig·o·nom·e·try (tr g  -n m -tr )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 trig  nometria : Greek trignon, triangle; see trigon + Greek -metri , -metry.]trig o·no·metric (-n-m trk), trigo·no·metri·cal (-r-kl) adj.trig o·no·metri·cal·ly adv. |
trigonometry [ˌtrɪgəˈnɒmɪtrɪ]
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
[from New Latin trigōnometria from Greek trigōnon triangle]
trigonometric [ˌtrɪgənəˈmɛtrɪk], trigonometrical adj
trigonometrically adv
| trigonometry (trg-nm-tr) 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.
See also: Mathematics
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  trigonometry - the mathematics of triangles and trigonometric functionsmath, mathematics, maths - a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement pure mathematics - the branches of mathematics that study and develop the principles of mathematics for their own sake rather than for their immediate usefulness spherical trigonometry - (mathematics) the trigonometry of spherical triangles triangulation - 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 |
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