Where does “unitriangular” come from?

unitriangular (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.

unitriangular (English): Of a matrix: such that the entries on the main...

Definitions

  1. Of a matrix: such that the entries on the main...

Ancestry of “unitriangular”, step by step

unitriangular 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 uni

StepLanguageWordMeaning
1EnglishuniUniversity; Sea urchin eaten as sushi
2Japanese雲丹the food made from the roe of sea urchin,...
Every word from Proto-Indo-European h₂eng-Every word from Proto-Indo-European h₂engulosEvery word from Latin Angulus