triangular

adjective

tri·​an·​gu·​lar trī-ˈaŋ-gyə-lər How to pronounce triangular (audio)
1
a
: of, relating to, or having the form of a triangle
a triangular plot of land
b
: having a triangular base or principal surface
a triangular table
a triangular pyramid
2
a(1)
: of, relating to, or involving three elements
a triangular agreement
(2)
of a military group : based primarily on three units
b
: of or relating to a love triangle
triangularity noun
triangularly adverb

Examples of triangular in a Sentence

Recent Examples on the Web But with its dream triumvirate — Jonathan Groff as Franklin, Daniel Radcliffe as Charley and Lindsay Mendez as Mary — the revival achieves a triangular balance that would have impressed Euclid. Charles McNulty, Los Angeles Times, 29 May 2024 Guests in search of less potent (radon-free) water can enjoy the free-standing bathtubs in some of the suites and a triangular rooftop pool with mountain views. Gisela Williams, New York Times, 28 May 2024 Select several sheets of patterned or plain paper and cut 2- to 6-inch squares, then roll (with one triangular corner sticking out) to mimic petals. Sarah Martens, Better Homes & Gardens, 23 May 2024 Underneath the pleated silk faille skirt, there was also a smoothing petticoat, a ruffled petticoat, a foundation petticoat and a triangular tulle and lace train insert. Ariana Quihuiz, Peoplemag, 12 May 2024 See all Example Sentences for triangular 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'triangular.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Middle English trianguler, from Late Latin triangularis, from Latin triangulum

First Known Use

14th century, in the meaning defined at sense 1a

Time Traveler
The first known use of triangular was in the 14th century

Dictionary Entries Near triangular

Cite this Entry

“Triangular.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/triangular. Accessed 5 Jun. 2024.

Kids Definition

triangular

adjective
tri·​an·​gu·​lar trī-ˈaŋ-gyə-lər How to pronounce triangular (audio)
1
: of, relating to, or having the form of a triangle
2
: having a triangular base or principal surface
a triangular pyramid

Medical Definition

triangular

noun
tri·​an·​gu·​lar trī-ˈaŋ-gyə-lər How to pronounce triangular (audio)

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