triangular

tri·an·gu·lar

of or shaped like a triangle; three-cornered
of or involving three persons, factions, units, or parts
having bases that are triangles, as a prism

Origin of triangular

Late Latin triangularis

triangular

adjective

Of, relating to, or shaped like a triangle.
Having a triangle for a base: a triangular pyramid.
Relating to or involving three entities, such as three people, objects, or ideas.

Related Forms:

tri·an′gu·lar′i·ty
noun

tri·an′gu·lar·ly
adverb

triangular

Adjective

(comparative more triangular, superlative most triangular)

Shaped like a triangle.
Of, or pertaining to, triangles.
Having a triangle as a base; as, a triangular prism, a triangular pyramid.
Having three elements or parties; trilateral, tripartite.

SentencesSentence examples

Sentence Examples

Most interesting of these is the dagger or sword, always very short, save in the latest graves, and distinguished by a heart-shaped guard marking the juncture of hilt and blade; its sheath is also characteristic, having a triangular projection on one side and usually a separate chape: these peculiar forms were necessitated by a special way of hanging the dagger from two straps that it might not interfere with a rider's movements.
The town, which is of a triangular form, occupies the northern extremity of a peninsula 11 m.
The kidney has similar relations in both species, and is identical with the organ spoken of by many authors as the triangular gland.
A groove of triangular section of 30 in.
Moonlight spilled over triangular roofs into grassy front yards.

Also Mentioned In

Words near triangular in the dictionary