short for Communist International: an international Communist organization founded by Lenin in Moscow in 1919 and dissolved in 1943; it degenerated under Stalin into an instrument of Soviet politics
Also called: Third International
Comintern in American English
(ˈkɑmɪnˌtɜrn)
noun
the international organization (Third International) of Communist parties (1919-43) formed by Lenin to promote revolution in countries other than the U.S.S.R.