Where does “velocity” come from?

Velocity comes from French vélocité, from Latin vēlōcitās meaning swiftness, derived from the Proto-Indo-European suffix -it-.

velocity (English): A vector quantity that denotes the rate of change...

Definitions

  1. A vector quantity that denotes the rate of change...

Ancestry of “velocity”, step by step

StepLanguageWordMeaning
1Middle Frenchvélocité
2Latinvēlōcitāsspeed, velocity, swiftness, rapidity, fleetness
3Latinvēlōxswift, quick, fleet, rapid, speedy
4Latinpēsa foot, in its senses as
5Ancient Greekμέτρονsomething used to measure: measure, rule, weight;...
6Ancient Greek-τρονForms instrument nouns
7Proto-Hellenic-tronForms instrument nouns from verb stems
8Proto-Indo-European-tromForms nouns denoting a tool or instrument
9Proto-Indo-European-tḗrDerives agent nouns from verbs, denoting someone...

Words derived from “velocity

Every word from Proto-Indo-European -tḗrEvery word from Ancient Greek -τρονEvery word from Ancient Greek μέτρον