trigon

[ trahy-gon ]

/ ˈtraɪ gɒn /

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noun

a triangle.

an ancient Greek stringed instrument with a triangular shape.

Astrology Archaic.

trine.
triplicity.

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Origin of trigon

1555–65; <Latin trigōnum triangle <Greek trígōnon, noun use of neuter of trígōnos three-angled. See tri-, -gon

Other definitions for trigon (2 of 2)

trigon.

abbreviation

trigonometric.

trigonometrical.

trigonometry.

How to use trigon in a sentence

According to this writer, great conjunctions of Jupiter and Saturn occur "in the fiery trigon," about once in 800 years.
A Budget of Paradoxes, Volume I (of II)|Augustus De Morgan
Al trigon, insecto sedente, cum corpore triangulum subhorizontale efficientes, superiores margine externo recto.
Zoological Illustrations, Volume II|William Swainson
Thus we speak of a pentagon but not of a tetragon or a trigon, although both words are correct in form.
The Teaching of Geometry|David Eugene Smith

British Dictionary definitions for trigon

trigon

/ (ˈtraɪɡɒn) /

noun

(in classical Greece or Rome) a triangular harp or lyre

an archaic word for triangle

Word Origin for trigon

C17: via Latin from Greek trigōnon triangle. See tri-, -gon

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