Where does “retinoide” come from?
retinoide (Italian) comes from Italian retina, from Italian -ina, from Interlingua -ina, from Latin -ina, from Latin -īnus, from Proto-Italic -īnos, from Proto-Indo-European -iHnos, from Proto-Indo-European -no- — adjectival suffix.
retinoide (Italian): retinoid
Ancestry of “retinoide”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Italian | retina | retina; small net; hairnet |
| 2 | Italian | -ina | Alterative suffix used to form diminutives of... |
| 3 | Interlingua | -ina | — |
| 4 | Latin | -ina | nominative feminine singular of -īnus; nominative... |
| 5 | Latin | -īnus | — |
| 6 | Proto-Italic | -īnos | of/belonging to |
| 7 | Proto-Indo-European | -iHnos | Creates adjectives of materials |
| 8 | Proto-Indo-European | -no- | adjectival suffix |