The act or practice of spying or of using spies to obtain secret information, as about another government or a business competitor. (noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "espionage" in a sentence
"Peruvian-Chilean relations have been generally good of late and Peruvian officials including Defense Minister Luis Alberto Otarola avoided the word "espionage" when questioned by reporters about the arrests of Serain and Pizarro."
"As far as economic espionage is concerned, no laws were broken in the acquisition of the item."
"Cole engages in espionage, sets up traps and otherwise wreaks havoc with navy ships that wander in his part of the universe."