Where does “А” come from?

А (Russian) comes from Old East Slavic а, from Proto-Slavic a, from Proto-Balto-Slavic ō, from Proto-Indo-European h₁ōd.

А (Russian): A, ampere

Definitions

  1. A, ampere

Ancestry of “А”, step by step

StepLanguageWordMeaning
1Old East Slavicаbut, and
2Proto-Slavicabut; and
3Proto-Balto-Slavicōand; but
4Proto-Indo-Europeanh₁ōd—

Words derived from “А”

Every word from Proto-Indo-European h₁ōd →Every word from Proto-Balto-Slavic ō →Every word from Proto-Slavic a →