Where does “optometry” come from?
optometry (English) comes from English -metry, 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...
optometry (English): The art and science of vision and eye care
Definitions
- The art and science of vision and eye care
Ancestry of “optometry”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | English | -metry | Forming nouns relating to measures and... |
| 2 | Ancient Greek | μέτρον | something used to measure: measure, rule, weight;... |
| 3 | Ancient Greek | -τρον | Forms instrument nouns |
| 4 | Proto-Hellenic | -tron | Forms instrument nouns from verb stems |
| 5 | Proto-Indo-European | -trom | Forms nouns denoting a tool or instrument |
| 6 | Proto-Indo-European | -tḗr | Derives agent nouns from verbs, denoting someone... |