Where does “photopia” come from?
photopia (English) comes from English phot, from English photograph, from English photo-, from Ancient Greek φωτο-, from Ancient Greek φῶς, from Proto-Hellenic pʰáos, from Proto-Indo-European bʰéh₂os, from Proto-Indo-European bʰeh₂-.
photopia (English): Normal daylight vision, in which the cone cells...
Definitions
- Normal daylight vision, in which the cone cells...
Ancestry of “photopia”, step by step
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | phot | A photometric unit of illuminance, or luminous... |
| 2 | English | photograph | A picture created by projecting an image onto a... |
| 3 | English | photo- | light, electromagnetic radiation; photography |
| 4 | Ancient Greek | φωτο- | — |
| 5 | Ancient Greek | φῶς | Attic form of φᾰ́ος |
| 6 | Proto-Hellenic | pʰáos | — |
| 7 | Proto-Indo-European | bʰéh₂os | — |
| 8 | Proto-Indo-European | bʰeh₂- | to shine, glow light; to speak, say |
| 9 | Proto-Indo-European | bʰeh₂-s-ri- | — |