Where does “полуось” come from?

полуось (Russian) comes from Russian ось, from Old East Slavic ось, from Proto-Slavic osь, from Proto-Balto-Slavic aśís, from Proto-Indo-European h₂eḱs-, from Proto-Indo-European h₂eǵ- — to drive.

полуось (Russian): semiaxis; OS/2

Definitions

  1. semiaxis; OS/2

Ancestry of “полуось”, step by step

StepLanguageWordMeaning
1Russianосьaxis; axle; operating system
2Old East Slavicось—
3Proto-Slavicosьaxis, axle
4Proto-Balto-Slavicaśísaxle, axis
5Proto-Indo-Europeanh₂eḱs-axis, axle
6Proto-Indo-Europeanh₂eǵ-to drive
Every word from Proto-Indo-European h₂eǵ- →Every word from Proto-Indo-European h₂eḱs- →Every word from Proto-Balto-Slavic aśís →