Where does “equitriangular” come from?

equitriangular (English) comes from English triangular, from Latin triangulare, from French triangulaire, from Latin triangularis, from Latin triangulus, from Latin Angulus, from Proto-Indo-European h₂engulos, from Proto-Indo-European h₂eng- — curve, bend.

equitriangular (English): Having the form of an equilateral triangle

Definitions

  1. Having the form of an equilateral triangle

Ancestry of “equitriangular”, step by step

equitriangular traces back through two separate lines of ancestry.

via English triangular

StepLanguageWordMeaning
1EnglishtriangularShaped like a triangle; Of, or pertaining to,...
2Latintriangularenominative neuter singular of triangulāris;...
3Frenchtriangulairetriangular; three-way race, struggle etc
4Latintriangularistriangular
5Latintriangulustriangular, three-cornered, three-sided;...
6LatinAngulusA city of the Vestini, situated on a hill near the Adriatic Sea, now the town of Città Sant'Angelo
7Proto-Indo-Europeanh₂engulosjoint?
8Proto-Indo-Europeanh₂eng-curve, bend

via English equi

StepLanguageWordMeaning
1Englishequi
Every word from Proto-Indo-European h₂eng-Every word from Proto-Indo-European h₂engulosEvery word from Latin Angulus