Noun trigon has 3 senses
  1. triangle, trigon, trilateral - a three-sided polygon
    --1 is a kind of polygon, polygonal shape
    --1 has particulars:
     acute triangle, acute-angled triangle; equilateral triangle, equiangular triangle; isosceles triangle; oblique triangle; obtuse triangle, obtuse-angled triangle; right triangle, right-angled triangle; scalene triangle; wedge, wedge shape, cuneus
  2. triplicity, trigon - (astrology) one of four groups of the zodiac where each group consists of three signs separated from each other by 120 degrees
    --2 is a kind of trio, triad, triplet
  3. trigon - a triangular lyre of ancient Greece and Rome
    --3 is a kind of
    lyre
,
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