Trgl.

Noun

triangle (plural triangles)

1. A polygon with three sides and three angles.
   • Meronyms: angle, side, cathetus, leg, hypotenuse; see also Thesaurus:polygon

   Synonyms:

   threeside, trigon

2. (Canada, US) A set square.
3. A percussion instrument made by forming a metal rod into a triangular shape which is open at one angle. It is suspended from a string and hit with a metal bar to make a resonant sound.
4. A triangular piece of equipment used for gathering the balls into the formation required by the game being played.
5. A love triangle.
   • One of the writers' most pleasing inventions was to treat the triangle love story as comedy.2009, Neil McDonald, Quadrant, November 2009, No. 461 (Volume LIII, Number 11), Quadrant Magazine Limited, page 104

   Synonyms:

   love triangle, menage à trois

6. (systemics) The structure of systems composed with three interrelated objects.

See all 19 meanings of triangle