обо

See also: обо- and Appendix:Variations of "obo"

Russian

Etymology

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

Pronunciation

• IPA^(key): [ɐbə]

• Audio:

  (file)

• IPA^(key): [ɐbɐ] (before a stressed syllable)
• IPA^(key): [əbə] (after a consonant)
• IPA^(key): [əbɐ] (after a consonant and before a stressed syllable)

Preposition

обо • (obo) [(depending on meaning) with prepositional or accusative]

1. Alternative form of об (ob): about, of, on; against, upon

   обо мне ― obo mne ― about me

   обо всех ― obo vsex ― about everybody

   обо что́-либо ― obo štó-libo ― upon something

Usage notes

The form обо is used before мне (mne), что (što), and compound words beginning with чтo; also along with о (o) before inflected forms of все, всё, весь (vse, vsjo, vesʹ). In most cases, use о (o) or об (ob) instead.