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noun(astrology) one of four groups of the zodiac where each group consists of three signs separated from each other by 120 degrees
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nouna three-sided polygon
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nouna triangular lyre of ancient Greece and Rometype of:
Definition that contains trigon
- trig the mathematics of triangles and trigonometric functions
- triangulate measure by using trigonometry
- trigonometry the mathematics of triangles and trigonometric functions
- 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
- trigonometrician a mathematician specializing in trigonometry
- trigonometric of or relating to or according to the principles of trigonometry
- fourier series the sum of a series of trigonometric expressions; used in the analysis of periodic functions
- spherical trigonometry (mathematics) the trigonometry of spherical triangles
- hipparchus Greek astronomer and mathematician who discovered the precession of the equinoxes and made the first known star chart and is said to have invented trigonometry (second century BC)