Where does “triangolo ottuso” come from?

triangolo ottuso (Italian) comes from Italian ottuso, from Latin obtusus, from Latin obtundo, from Latin ob-, from Latin obolus, from Ancient Greek ὀβολός, from Ancient Greek ὀβελός, from Ancient Greek βέλος — to throw, reach, pierce; to hit by throwing.

triangolo ottuso (Italian): obtuse triangle

Definitions

  1. obtuse triangle

Ancestry of “triangolo ottuso”, step by step

triangolo ottuso traces back through two separate lines of ancestry.

via Italian ottuso

StepLanguageWordMeaning
1Italianottusopast participle of ottundere; obtuse, blunt,...
2Latinobtususblunt, dull, obtuse
3LatinobtundoI strike, beat or batter; I blunt; I deafen
4Latinob-towards; against
5Latinobolusobolus (Greek coin)
6Ancient Greekὀβολόςobol, obolus, used at Athens as both a weight and...
7Ancient Greekὀβελόςa spit, rod; a horizontal line
8Ancient Greekβέλοςmissile, arrow, dart; weapon; something quickly...
9Proto-Indo-EuropeangʷélHos
10Proto-Indo-EuropeangʷelH-to throw, reach, pierce; to hit by throwing

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 gʷelH-Every word from Latin ob-Every word from Proto-Indo-European gʷélHos