Meanings
comparative more triangular · superlative most triangular
- Shaped like a triangle.
A very neat old woman, still in her good outdoor coat and best beehive hat, was sitting at a polished mahogany table on whose surface there were several scored scratches so deep that a triangular piece of the veneer had come cleanly away,[…].
1963, Margery Allingham, “Foreword: The Turk Street Mile”, in The China Governess: A Mystery, London: Chatto & Windus, →OCLC, page 15Synonyms: leg-of-mutton
- Of, or pertaining to, triangles.
- Having three elements or parties; trilateral, tripartite.
Synonyms & antonyms
adjectiveShaped like a triangle.
More synonyms by meaning
adjectivehaving three sides
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
- Latintriangulāris
- Old Frenchtriangulaire
- Middle Englishtriangulare
- Englishtriangular
From Middle English triangulare, trianguler, triangulere, from Old French triangulaire, triangulier and Latin triangulāris. By surface analysis, tri- + -angular.
More words from Middle English, Old French, Latin
Full word history & related roots →Translations
Ancient Greek τρίγωνος
- τρίγωνος (trígōnos)shaped like a triangle
Arabic مُثَلَّث
- مُثَلَّث (muṯallaṯ)shaped like a triangle
Bengali ত্রিভুজাকৃতি
- ত্রিভুজাকৃতি (tribhujakriti)shaped like a triangle
Bulgarian триъгълен, триъгълен
- триъгълен (triăgălen)shaped like a triangle
- триъгълен (triăgălen)of or pertaining to triangles
Czech trojúhelníkový, trojúhelníkovitý
- trojúhelníkovýshaped like a triangle
- trojúhelníkovitýshaped like a triangle
- trojúhelníkovýof or pertaining to triangles
Danish trekantet
- trekantetshaped like a triangle
Dutch driehoekig, driehoeks-
- driehoekigshaped like a triangle
- driehoeks-of or pertaining to triangles
Esperanto triangula, triangula
- triangulashaped like a triangle
- triangulaof or pertaining to triangles
Finnish kolmikulmainen, kolmiomainen
- kolmikulmainenshaped like a triangle
- kolmiomainenshaped like a triangle
- kolmio-of or pertaining to triangles
- kolmiomainenof or pertaining to triangles
- kolmikulmainenhaving a triangle as a base
- kolmiomainenhaving a triangle as a base
- kolmikantainenhaving three elements or parties
French triangulaire
- triangulaireshaped like a triangle
German dreieckig, dreiecks-
- dreieckigshaped like a triangle
- dreiecks-of or pertaining to triangles
Hungarian háromszögletű, háromszög alakú
- háromszögletűshaped like a triangle
- háromszög alakúshaped like a triangle
- háromszögűshaped like a triangle
- háromszög alapúhaving a triangle as a base
- háromoldalúhaving three elements or parties
- három résztvevőshaving three elements or parties
- háromrészeshaving three elements or parties
Irish triantánach, triantánach
- triantánachshaped like a triangle
- triantánachof or pertaining to triangles
- triantánachhaving a triangle as a base
Italian triangolare
- triangolareshaped like a triangle
Latin triangulus
- triangulusshaped like a triangle
Māori tapatoru, tapatoru
- tapatorushaped like a triangle
- tapatoruof or pertaining to triangles
Norwegian Bokmål trekantet, trekanta
- trekantetshaped like a triangle
- trekantashaped like a triangle
- triangulærshaped like a triangle
Polish trójkątny, trójkątowy
- trójkątnyshaped like a triangle
- trójkątowyof or pertaining to triangles
Portuguese triangular, triangular
- triangularshaped like a triangle
- triangularof or pertaining to triangles
Russian треуго́льный, треуго́льный
- треуго́льный (treugólʹnyj)shaped like a triangle
- треуго́льный (treugólʹnyj)of or pertaining to triangles
Scottish Gaelic triantanach, triantanach
- triantanachshaped like a triangle
- triantanachof or pertaining to triangles
- triantanachhaving a triangle as a base
Spanish triangular, triangular
- triangularshaped like a triangle
- triangularof or pertaining to triangles
Swedish triangulär, trekantig
- triangulärshaped like a triangle
- trekantigshaped like a triangle
Tagalog tatsihain, tatsihain
- tatsihainshaped like a triangle
- tatsihainof or pertaining to triangles
Ukrainian трику́тний
- трику́тний (trykútnyj)shaped like a triangle
Yiddish דרײַעקיק, דרײַקאַנטיק
- דרײַעקיק (drayekik)shaped like a triangle
- דרײַקאַנטיק (draykantik)shaped like a triangle
Cite this entry
triangular. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/triangular
“triangular.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/triangular. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “triangular,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/triangular.
Source: triangular on Wiktionary, CC BY-SA 4.0.