/ Dictionary / Index P proletarize: Meaning and Definition of Find definitions for: pro•le•tar•ize Pronunciation: (prō"li-târ'īz), [key] — -ized, -iz•ing. to proletarianize. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. proletariat proletary Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language