Where does “kilomètre zéro” come from?

kilomètre zéro (French) comes from French kilomètre, from French mètre, from Latin metrum, 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...

kilomètre zéro (French): kilometre zero

Definitions

  1. kilometre zero

Ancestry of “kilomètre zéro”, step by step

kilomètre zéro traces back through two separate lines of ancestry.

via French kilomètre

StepLanguageWordMeaning
1Frenchkilomètrekilometre
2Frenchmètremetre/meter; first-person singular present...
3Latinmetruma measure
4Ancient Greekμέτρονsomething used to measure: measure, rule, weight;...
5Ancient Greek-τρονForms instrument nouns
6Proto-Hellenic-tronForms instrument nouns from verb stems
7Proto-Indo-European-tromForms nouns denoting a tool or instrument
8Proto-Indo-European-tḗrDerives agent nouns from verbs, denoting someone...

via French zéro

StepLanguageWordMeaning
1Frenchzérozero, nought, oh; zero, nought; zero
2ItalianZerozero
3New Latinzerum
4Medieval Latinzephirumzero
5Arabicصِفْرzero, nothing, empty, void; nothing, cipher;...
6Sanskritशून्यzero; cipher, cypher; blank, deserted
7Proto-Indo-EuropeanḱówH-
Every word from Proto-Indo-European -tḗrEvery word from Ancient Greek -τρονEvery word from Ancient Greek μέτρον