Where does “metroscope” come from?

metroscope (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.

metroscope (English): A modification of the stethoscope, for directly...

Definitions

  1. A modification of the stethoscope, for directly...

Ancestry of “metroscope”, step by step

metroscope 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 scope

StepLanguageWordMeaning
1EnglishscopeThe breadth, depth or reach of a subject; a...
2Italianscopoaim, end, goal; first-person singular present...
3Latinscopusa target
4Ancient Greekσκοπόςwatcher, lookout; protector, guardian; spy, scout
5Ancient GreekσκέπτομαιI look at, examine; I examine, consider, think
6Proto-Hellenicsképťomaito look at
7Proto-Indo-Europeanspéḱyetito be looking at, to keep looking at
8Proto-Indo-Europeanspeḱ-to see, to look, to observe
Every word from Proto-Indo-European tpelH-
metroscope — Etymology, Origin & Word History | Etymology Explorer