Where does “proprotor” come from?
proprotor (English) comes from English prop, from English proposition, from Middle English proposicioun, from Old French proposicion, from Latin prōpositiō, from Latin -tiō, from Latin dissertātiō, from Latin dissertus — small stone, pebble; gravel, rubble.
proprotor (English): Any of the powered rotors of a tiltrotor aircraft
Definitions
- Any of the powered rotors of a tiltrotor aircraft
Ancestry of “proprotor”, step by step
proprotor traces back through two separate lines of ancestry.
via English prop
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | prop | An object placed against or under another, to... |
| 2 | English | proposition | The act of offering for consideration; An idea... |
| 3 | Middle English | proposicioun | A proposition or assertion; a statement left to... |
| 4 | Old French | proposicion | — |
| 5 | Latin | prōpositiō | proposition, representation |
| 6 | Latin | -tiō | tion, -ation, -ing |
| 7 | Latin | dissertātiō | (spoken) dissertation, discourse, disquisition |
| 8 | Latin | dissertus | arranged, disposed; explained |
| 9 | Latin | disserere | second-person singular future passive indicative... |
| 10 | Latin | dis- | asunder, apart, in two; reversal, removal;... |
| 11 | Latin | calceus | shoe |
| 12 | Latin | calx | limestone; chalk; the finish line |
| 13 | Ancient Greek | χάλιξ | small stone, pebble; gravel, rubble |
via English rotor
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | rotor | A rotating part of a mechanical device, for... |
| 2 | English | rotator | One who or that which rotates; A muscle by which... |
| 3 | English | ‐or | Creates an agent noun, often from a verb, indicating a person or object (often machines or parts of them) that do the verb or part of speech with which they are formed |
| 4 | Middle English | -our | — |
| 5 | Old French | -eor | Alternative form of -or |
| 6 | Latin | -ator | -ator, -er; second-person singular future passive... |
| 7 | Latin | -tor | -er |
| 8 | Proto-Italic | -tōr | Forms agent nouns to verb stems |
| 9 | Proto-Indo-European | -tōr | Derives agent nouns from verbs, denoting someone... |
| 10 | Proto-Indo-European | -tor-s | — |