Where does “triangolo acuto” come from?

triangolo acuto (Italian) comes from Italian acuto, from Russian аку́т, from Spanish agudo, from Latin acūtus, from Latin acuō, from Latin acus, from Proto-Italic akus, from Proto-Indo-European h₂eḱus — sharp.

triangolo acuto (Italian): acute triangle

Definitions

  1. acute triangle

Ancestry of “triangolo acuto”, step by step

triangolo acuto traces back through two separate lines of ancestry.

via Italian acuto

StepLanguageWordMeaning
1Italianacutoacute; sharp; high-pitched, high, shrill
2Russianаку́тacute accent
3Spanishagudosharp, pointed, acute; acute, sharp, witty, keen;...
4Latinacūtussharpened, made sharp, sharp, having been sharpened
5Latinacuōto make pointed, sharpen, whet
6Latinacusa needle, a pin; bodkin; bran, awn, chaff
7Proto-Italicakus
8Proto-Indo-Europeanh₂eḱus
9Proto-Indo-Europeanh₂eḱ-sharp

via Italian triangolo

StepLanguageWordMeaning
1Italiantriangolotriangle; love triangle; ménage à trois;...
2Latintriangulumtriangle; nominative neuter singular of...
3Latintriangulustriangular, three-cornered, three-sided;...
4LatinAngulusA city of the Vestini, situated on a hill near the Adriatic Sea, now the town of Città Sant'Angelo
5Proto-Indo-Europeanh₂engulosjoint?
6Proto-Indo-Europeanh₂eng-curve, bend
Every word from Proto-Indo-European h₂eḱ-Every word from Proto-Indo-European h₂eḱusEvery word from Proto-Italic akus