Where does “diametral” come from?

diametral (Portuguese) comes from Latin diametralis, from Latin diametros, from Ancient Greek διάμετρος, from Ancient Greek μέτρον, from Ancient Greek -τρον, from Proto-Hellenic -tron, from Proto-Indo-European -trom, from Proto-Indo-European -tḗr — Derives agent nouns from verbs, denoting someone...

diametral (Portuguese): diametral relating to a diameter

Definitions

  1. diametral relating to a diameter

Ancestry of “diametral”, step by step

StepLanguageWordMeaning
1Latindiametralisdiametral
2Latindiametrosdiameter
3Ancient Greekδιάμετροςthe diameter or diagonal of a parallelogram; a...
4Ancient Greekμέτρονsomething used to measure: measure, rule, weight;...
5Ancient Greek-τρονForms instrument nouns
6Proto-Hellenic-tronForms instrument nouns from verb stems
7Proto-Indo-European-tromForms nouns denoting a tool or instrument
8Proto-Indo-European-tḗrDerives agent nouns from verbs, denoting someone...

Words derived from “diametral

Every word from Proto-Indo-European -tḗrEvery word from Ancient Greek -τρονEvery word from Ancient Greek μέτρον
diametral — Etymology, Origin & Word History | Etymology Explorer