the executive committee of the Communist Party of the Soviet Union and of certain other nations
Webster’s New World College Dictionary, Fourth Edition, compiled by the
editors of Webster’s New World Dictionaries. Copyright © 2010 by Houghton
Mifflin Harcourt. Published by Houghton Mifflin Harcourt. All rights reserved.
Word origin of 'Politburo'< Russ Politbyuro, after Polit(icheskoe) Byuro, political bureau