Where does “metro-” come from?

metro- (English) comes from English metropolitan, from Late Latin metropolitanus, from Ancient Greek μητροπολίτης, from Ancient Greek μητρόπολις, from Ancient Greek πόλις, from Proto-Hellenic ptólis, from Proto-Indo-European tpólHis, from Proto-Indo-European tpelH- — fortification, city.

metro- (English): metropolitan: of or relating to the city;...

Definitions

  1. metropolitan: of or relating to the city;...

Ancestry of “metro-”, step by step

StepLanguageWordMeaning
1EnglishmetropolitanA bishop empowered to oversee other bishops; an...
2Late Latinmetropolitanusmetropolitan
3Ancient Greekμητροπολίτηςmetropolitan
4Ancient Greekμητρόπολιςmother-state; one's mother-city, mother country,...
5Ancient Greekπόλιςcity; a whole country, as dependent on and called...
6Proto-Hellenicptóliscity
7Proto-Indo-EuropeantpólHis
8Proto-Indo-EuropeantpelH-fortification, city

Words derived from “metro-

Every word from Proto-Indo-European tpelH-Every word from Proto-Indo-European tpólHisEvery word from Proto-Hellenic ptólis