Where does “сигнальный” come from?
сигнальный (Russian) comes from Russian сигна́л, from Medieval Latin signale, from Latin signālis, from Latin signum, from Proto-Italic seknom, from Proto-Indo-European sek- — to cut, cut off, sever.
сигнальный (Russian): signal
Ancestry of “сигнальный”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Russian | сигна́л | — |
| 2 | Medieval Latin | signale | signal |
| 3 | Latin | signālis | — |
| 4 | Latin | signum | visible indication: sign, mark, signal; seal,... |
| 5 | Proto-Italic | seknom | — |
| 6 | Proto-Indo-European | sek- | to cut, cut off, sever |