Etymology Explorer › Old French

Where does “diametre” come from?

diametre (Old French) comes from Latin diametrus, 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...

Ancestry of “diametre”, step by step

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

Words derived from “diametre”

  • diameter
  • diametre
  • multidiameter
  • diam
  • circumdiameter
Every word from Proto-Indo-European -tḗr →