Where does “ratproof” come from?
ratproof (English) comes from English proof, from Middle English proof, from Old French prove, from Latin proba, from Latin probāre, from Latin probō, from Latin Probus, from Proto-Indo-European pro-bhwo- — passed , crossed.
ratproof (English): Resistant to damage caused by rats
Definitions
- Resistant to damage caused by rats
Ancestry of “ratproof”, step by step
ratproof traces back through two separate lines of ancestry.
via English proof
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | proof | An effort, process, or operation designed to... |
| 2 | Middle English | proof | — |
| 3 | Old French | prove | — |
| 4 | Latin | proba | test, trial; proof, evidence |
| 5 | Latin | probāre | — |
| 6 | Latin | probō | to approve, permit, commend |
| 7 | Latin | Probus | good, serviceable, excellent, superior, able |
| 8 | Proto-Indo-European | pro-bhwo- | being in front, prominent |
| 9 | Proto-Indo-European | pro- | toward, forward |
| 10 | Proto-Indo-European | por- | to give birth; forward, through; going, passage |
| 11 | Proto-Indo-European | per- | before, in front; first; to go through |
| 12 | Proto-Indo-European | pr̥tós | passed , crossed |