Where does “rockproof” come from?
rockproof (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.
rockproof (English): Resistant to damage caused by rocks
Definitions
- Resistant to damage caused by rocks
Ancestry of “rockproof”, step by step
rockproof 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 |
via English Rock
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | Rock | for someone living near a rock or an oak (atter + oke) |
| 2 | English | rock and roll | A genre of popular music that evolved in the... |
| 3 | English | and | As a coordinating conjunction; expressing two... |
| 4 | Middle English | an | Alternative form of in; Alternative form of and;... |
| 5 | Old English | ond | and |
| 6 | Old English | and | and; even; also |
| 7 | Proto-Germanic | andi | in addition, furthermore, and |
| 8 | Proto-Indo-European | h₂énti | opposite; near; in front |
| 9 | Proto-Indo-European | h₂énts | forehead; front |
| 10 | Proto-Indo-European | h₂ent- | face; forehead; front |
| 11 | Proto-Indo-European | h₂en- | on, onto |