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triangle Synonyms
Another word for triangle
Choosing another word for triangle depends on context, so the synonyms and similar words below are separated across 2 exact definitions and ranked by match strength.
• noun (Context 1)
A closed two-dimensional geometric figure with three straight sides and three internal angles.
Usage Example
"The students learned how to calculate the area of a right-angled trigon in their geometry class."
Strongest
trigon
trilateral
Weak
deltoid
• noun (Context 2)
A situation, arrangement, or relationship involving three people, groups, or things.
Usage Example
"The plot of the novel centers around a complex love triad that ultimately leads to betrayal."
Strong
triad
trio
triumvirate
threesome
Weak
trinity
troika
• Nearby Words
Cite this Entry
Wordmom. (2026). Synonyms for Triangle. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/triangle