1. triangle - Noun
2. Triangle - Proper noun
A figure bounded by three lines, and containing three angles.
An instrument of percussion, usually made of a rod of steel, bent into the form of a triangle, open at one angle, and sounded by being struck with a small metallic rod.
A draughtsman's square in the form of a right-angled triangle.
A kind of frame formed of three poles stuck in the ground and united at the top, to which soldiers were bound when undergoing corporal punishment, -- now disused.
A small constellation situated between Aries and Andromeda.
A small constellation near the South Pole, containing three bright stars.
Source: Webster's dictionaryIt follows at once from the last proposition that the centre of gravity of any triangle is at the intersection of the lines drawn from any two angles to the middle points of the opposite sides respectively. Archimedes
The Bermuda Triangle got tired of warm weather. It moved to Alaska. Now Santa Claus is missing. Steven Wright
Way out in the country tonight he could smell the pumpkins ripening toward the knife and the triangle eye and the singeing candle. Ray Bradbury
The life of the spirit may be fairly represented in diagram as a large acute-angled triangle divided horizontally into unequal parts with the narrowest segment uppermost. The lower the segment the greater it is in breadth, depth, and area. Wassily Kandinsky
It was one to three football fields in length. It was massive, about 300 feet above the ground. It had three lights on the points of its triangle and a large red light beneath. Steven M. Greer
Ted, I noted, was very busy - at the pumps, at the glasses behind, the bottles below, the merrily ringing till, like a percussion-player in some modern work who dashes with confidence from xylophone to glockenspiel to triangle to wind-machine to big drum to tambourine. Anthony Burgess