[ob-last, -lahst; Russian aw-bluh st]

noun, plural o·blasts, Russian o·bla·sti [aw-bluh-styee] /ˈɔ blə styi/.

(in Russia and the Soviet Union) an administrative division corresponding to an autonomous province.
region; province.

Nearby words

  1. objure,
  2. objurgate,
  3. objurgation,
  4. obl.,
  5. oblanceolate,
  6. oblate,
  7. oblately,
  8. oblation,
  9. oblatory,
  10. obligable

Origin of oblast

1885–90; < Russian óblast', Old Russian oblastĭ, equivalent to ob- against, on + vlastĭ authority, power; see volost

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for oblasti



an administrative division of the constituent republics of Russia
an administrative and territorial division in some republics of the former Soviet Union

Word Origin for oblast

from Russian, from Old Slavonic, vlast government

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012