/ Dictionary / Index E espionage: Meaning and Definition of Find definitions for: es•pi•o•nage Pronunciation: (es'pē-u-näzh", -nij, es"pē-u-näzh'), [key] — n. the act or practice of spying. the use of spies by a government to discover the military and political secrets of other nations. the use of spies by a corporation or the like to acquire the plans, technical knowledge, etc., of a competitor: industrial espionage. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: espionage (Thesaurus) espial Espírito Santo Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language