Where does “metrochrome” come from?

metrochrome (English) comes from English metro, from French métro, from French métropolitain, from Latin mētropolītānus, from Ancient Greek μητροπολίτης, from Ancient Greek μητρόπολις, from Ancient Greek πόλις, from Proto-Hellenic ptólis — fortification, city.

metrochrome (English): An instrument with a lantern for measuring...

Definitions

  1. An instrument with a lantern for measuring...

Ancestry of “metrochrome”, step by step

metrochrome traces back through two separate lines of ancestry.

via English metro

StepLanguageWordMeaning
1EnglishmetroAn underground railway; A train that runs on such...
2Frenchmétrometro; subway US, underground UK, Tube UK
3Frenchmétropolitainmetropolitan; subway, underground; Person from...
4Latinmētropolītānusmetropolitan
5Ancient Greekμητροπολίτηςmetropolitan
6Ancient Greekμητρόπολιςmother-state; one's mother-city, mother country,...
7Ancient Greekπόλιςcity; a whole country, as dependent on and called...
8Proto-Hellenicptóliscity
9Proto-Indo-EuropeantpólHis
10Proto-Indo-EuropeantpelH-fortification, city

via English chrome

StepLanguageWordMeaning
1EnglishchromeChromium, when used to plate other metals; The...
2Frenchchromechromium
3Ancient Greekχρῶμαskin (esp. the human body)
4Proto-Indo-Europeangʰreuto grind, rub
Every word from Proto-Indo-European tpelH-Every word from Proto-Indo-European tpólHisEvery word from Proto-Hellenic ptólis