Where does “refractionist” come from?
refractionist (English) comes from English refraction, from Latin refractio, from Latin refringo, from Latin rĕ-, from Latin prōdūcō, from Latin prō-, from Proto-Italic *pro-, from Proto-Indo-European pro- — passed , crossed.
refractionist (English): An optometrist who specialises in refractive problems
Definitions
- An optometrist who specialises in refractive problems
Ancestry of “refractionist”, step by step
refractionist traces back through two separate lines of ancestry.
via English refraction
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | refraction | The turning or bending of any wave, such as a... |
| 2 | Latin | refractio | refraction |
| 3 | Latin | refringo | I break up or open; I refract |
| 4 | Latin | rĕ- | back, backwards |
| 5 | Latin | prōdūcō | to lead or bring forth, forward or out |
| 6 | Latin | prō- | forward direction, forward movement |
| 7 | Proto-Italic | *pro- | pro- see the Latin entry for further meanings |
| 8 | Proto-Indo-European | pro- | toward, forward |
| 9 | Proto-Indo-European | por- | to give birth; forward, through; going, passage |
| 10 | Proto-Indo-European | per- | before, in front; first; to go through |
| 11 | Proto-Indo-European | pr̥tós | passed , crossed |
via English ist
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | ist | A practitioner or supporter of an ism |
| 2 | English | -ist | Added to words to form nouns denoting |
| 3 | Old French | -iste | — |
| 4 | Latin | -ista | -ist; one who practises or believes |
| 5 | Ancient Greek | -ιστής | Alternative form of -τής; -ist |
| 6 | Ancient Greek | -τής | Appended to verbs to form agent nouns |
| 7 | Proto-Hellenic | -tās | — |