обо

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Russian[edit]

Etymology[edit]

From Proto-Slavic *o(b), from Proto-Indo-European *h₃ebhi.

Preposition[edit]

о́бо (óbo)

  1. about
    обо мнеobo mne ― about me
    обо всехobo vsex ― about everybody
    обо ртеobo rte ― about the mouth

Usage notes[edit]

  • N.B.—The form обо is used before some awkward consonant clusters, such as вс-, рт-, мн-. In most cases, use о (o) or об (ob) instead.