Definition of triangle

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Triangle (n.) A figure bounded by three lines, and containing three angles..

Lern More About Triangle

Trigon :: Trigon (n.) A figure having three angles; a triangle.
Area :: Area (n.) The superficial contents of any figure; the surface included within any given lines; superficial extent; as, the area of a square or a triangle..
Coincide :: Coincide (n.) To occupy the same place in space, as two equal triangles, when placed one on the other..
Scalenohedron :: Scalenohedron (n.) A pyramidal form under the rhombohedral system, inclosed by twelve faces, each a scalene triangle..
Escribed :: Escribed (a.) Drawn outside of; -- used to designate a circle that touches one of the sides of a given triangle, and also the other two sides produced..
Triangle :: Triangle (n.) 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..
Triangularly :: Triangularly (adv.) In a triangular manner; in the form of a triangle.
Scalene :: Scalene (n.) A triangle having its sides and angles unequal.
Tetrahedron :: Tetrahedron (n.) A solid figure inclosed or bounded by four triangles.
Hypothenuse :: Hypothenuse (n.) The side of a right-angled triangle that is opposite to the right angle.
Pyramid :: Pyramid (n.) The game of pool in which the balls are placed in the form of a triangle at spot.
Triquadrantal :: Triquadrantal (a.) Having three quadrants; thus, a triquadrantal triangle is one whose three sides are quadrants, and whose three angles are consequently right angles..
Oblique-angled :: Oblique-angled (a.) Having oblique angles; as, an oblique-angled triangle..
Subcontrary :: Subcontrary (a.) Having, or being in, a contrary order; -- said of a section of an oblique cone having a circular base made by a plane not parallel to the base, but so inclined to the axis that the section is a circle; applied also to two similar triangles when so placed as to have a common angle at the vertex, the opposite sides not being parallel..
Equilateral :: Equilateral (a.) Having all the sides equal; as, an equilateral triangle; an equilateral polygon..
Oxygon :: Oxygon (n.) A triangle having three acute angles.
Triangulation :: Triangulation (n.) The series or network of triangles into which the face of a country, or any portion of it, is divided in a trigonometrical survey; the operation of measuring the elements necessary to determine the triangles into which the country to be surveyed is supposed to be divided, and thus to fix the positions and distances of the several points connected by them..
Triangle :: Triangle (n.) A draughtsman's square in the form of a right-angled triangle.
Spider''s Web :: Spider's web () The silken web which is formed by most kinds of spiders, particularly the web spun to entrap their prey. See Geometric spider, Triangle spider, under Geometric, and Triangle..
Triangle :: Triangle (n.) A small constellation situated between Aries and Andromeda.
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