Where does “autopropulsion” come from?
autopropulsion (French) comes from French propulsion, from Medieval Latin propulsio, from Latin prōpellō, from Latin prō-, from Proto-Italic *pro-, from Proto-Indo-European pro-, from Proto-Indo-European por-, from Proto-Indo-European per- — passed , crossed.
autopropulsion (French): self-propulsion
Ancestry of “autopropulsion”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | French | propulsion | propulsion |
| 2 | Medieval Latin | propulsio | term |
| 3 | Latin | prōpellō | — |
| 4 | Latin | prō- | — |
| 5 | Proto-Italic | *pro- | — |
| 6 | Proto-Indo-European | pro- | toward, forward |
| 7 | Proto-Indo-European | por- | to give birth; forward, through; going, passage |
| 8 | Proto-Indo-European | per- | before, in front; first; to go through |
| 9 | Proto-Indo-European | pr̥tós | passed , crossed |