Where does “pyrhéliomètre” come from?
pyrhéliomètre (French) comes from French héliomètre, from French -mètre, 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...
pyrhéliomètre (French): pyrheliometer
Ancestry of “pyrhéliomètre”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | French | héliomètre | heliometer |
| 2 | French | -mètre | -meter |
| 3 | Ancient Greek | μέτρον | something used to measure: measure, rule, weight;... |
| 4 | Ancient Greek | -τρον | Forms instrument nouns |
| 5 | Proto-Hellenic | -tron | Forms instrument nouns from verb stems |
| 6 | Proto-Indo-European | -trom | Forms nouns denoting a tool or instrument |
| 7 | Proto-Indo-European | -tḗr | Derives agent nouns from verbs, denoting someone... |