Where does “radonproof” come from?
radonproof (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.
radonproof (English): Resistant to the harmful effects of radon
Definitions
- Resistant to the harmful effects of radon
Ancestry of “radonproof”, step by step
radonproof 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 radon
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | radon | The chemical element with atomic number 86. It... |
| 2 | English | emanation | The act of flowing or proceeding from a source... |
| 3 | Latin | emanatio | emanation |
| 4 | Latin | -tiō | tion, -ation, -ing |
| 5 | Latin | dissertātiō | (spoken) dissertation, discourse, disquisition |
| 6 | Latin | dissertus | arranged, disposed; explained |
| 7 | Latin | disserere | second-person singular future passive indicative... |
| 8 | Latin | dis- | asunder, apart, in two; reversal, removal;... |
| 9 | Latin | calceus | shoe |
| 10 | Latin | calx | limestone; chalk; the finish line |
| 11 | Ancient Greek | χάλιξ | small stone, pebble; gravel, rubble |