triangular

[trahy-ang-gyuh-ler]

adjective

1. pertaining to or having the form of a triangle; three-cornered.

2. having a triangle as base or cross section.

   a triangular prism.

3. comprising three parts or elements; triple.

4. pertaining to or involving a group of three, as three persons, parties, or things.

triangular

/ traɪˌæŋɡjʊˈlærɪtɪ, traɪˈæŋɡjʊlə /

adjective

1. Also: trigonal. of, shaped like, or relating to a triangle; having three corners or sides

2. of or involving three participants, pieces, or units

3. maths having a base shaped like a triangle

Other Word Forms

• triangularity noun
• triangularly adverb
• subtriangular adjective
• subtriangularity noun

Word History and Origins

Origin of triangular¹

1535–45; < Latin triangulāris, equivalent to triangul ( um ) triangle + -āris -ar ¹

Example Sentences

The name "kagome metal" comes from the Japanese word "kagome," meaning "basket eyes" or "basket pattern," which refers to a traditional bamboo weaving technique that creates interlocking triangular designs.

Read more on Science Daily

The evergreen perennial’s triangular leaves are tipped with spirals, a primordial motif suggesting life’s eternal cycles.

Read more on Los Angeles Times

The Scarborough Shoal, a triangular chain of reefs and rocks, has been a flashpoint between the two countries since China seized it in 2012.

Read more on BBC

The Swiss chocolate bar's distinctive triangular shape is thought to have been inspired by the Matterhorn in the Alps - a silhouette of which appears on the packaging - though its true origins remain unclear.

Read more on BBC

“This new triangular relationship is going on in all of Latin America.”

Read more on Los Angeles Times

Related Words

• trilateral