Where does “круглосуточно” come from?
круглосуточно (Russian) comes from Russian кру́глый, from Proto-Slavic krǫglъ, from Proto-Slavic krǫgъ, from Proto-Indo-European krongʰ-o-, from Proto-Indo-European (s)ker-, from Proto-Indo-European sek- — to cut, cut off, sever.
круглосуточно (Russian): around the clock
Ancestry of “круглосуточно”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Russian | кру́глый | — |
| 2 | Proto-Slavic | krǫglъ | round |
| 3 | Proto-Slavic | krǫgъ | circle |
| 4 | Proto-Indo-European | krongʰ-o- | — |
| 5 | Proto-Indo-European | (s)ker- | to cut off; to turn, bend |
| 6 | Proto-Indo-European | sek- | to cut, cut off, sever |