Where does “unidirectional” come from?
Unidirectional derives from English directional, itself from English direction, which comes from Latin dirigo, ultimately tracing to Proto-Indo-European h₃réǵeti meaning to stretch or straighten.
unidirectional (English): Pertaining to only one direction, e.g.: where all...
Definitions
- Pertaining to only one direction, e.g.: where all...
Ancestry of “unidirectional”, step by step
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | directional | Indicating direction; Of or relating to guidance... |
| 2 | French | directionnel | directional |
| 3 | French | direction | direction; government; the director of the... |
| 4 | Latin | dīrectio | direction (act of directing) |
| 5 | Latin | -tiō | tion, -ation, -ing |
| 6 | Latin | dissertātiō | (spoken) dissertation, discourse, disquisition |
| 7 | Latin | dissertus | arranged, disposed; explained |
| 8 | Latin | disserere | second-person singular future passive indicative... |
| 9 | Latin | dis- | asunder, apart, in two; reversal, removal;... |
| 10 | Latin | calceus | shoe |
| 11 | Latin | calx | limestone; chalk; the finish line |
| 12 | Ancient Greek | χάλιξ | small stone, pebble; gravel, rubble |