trigon
Noun

A threesided polygon (synset 113901977)
hypernym: polygon, polygonal shape  a closed plane figure bounded by straight sideshyponym:
 acute triangle, acuteangled triangle  a triangle whose interior angles are all acute
 equiangular triangle, equilateral triangle  a threesided regular polygon
 isosceles triangle  a triangle with two equal sides
 oblique triangle  a triangle that contains no right angle
 obtuse triangle, obtuseangled triangle  a triangle that contains an obtuse interior angle
 right triangle, rightangled triangle  a triangle with one right angle
 scalene triangle  a triangle with no two sides of equal length
 cuneus, wedge, wedge shape  any shape that is triangular in cross section
synonym: triangle, trilateral 
(astrology) one of four groups of the zodiac where each group consists of three signs separated from each other by 120 degrees (synset 108003213)
domain category: astrology, star divination  a pseudoscience claiming divination by the positions of the planets and sun and moonsynonym: triplicity

A triangular lyre of ancient Greece and Rome (synset 104490466)
hypernym: lyre  a harp used by ancient Greeks for accompaniment
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