/ Dictionary / Index P Primo de Rivera: Meaning and Definition of Find definitions for: Pri•mo de Ri•ve•ra Pronunciation: (prē'mô e rē-ve'rä), [key] (Miguel Prima de Rivera y Orbaneja), 1870–1930, Spanish general and political leader: dictator of Spain 1923–29. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. primo primogenitor Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language