/ Dictionary / Index L Leninism: Meaning and Definition of Find definitions for: Le•nin•ism Pronunciation: (len'u-niz"um), [key] — n. the form of Communism as taught by Lenin, with emphasis on the dictatorship of the proletariat. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: leninism (Thesaurus) Leningrad Leninist Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language