reconnaissance

noun

re·​con·​nais·​sance ri-ˈkä-nə-zən(t)s How to pronounce reconnaissance (audio)
-sən(t)s
: a preliminary survey to gain information
especially : an exploratory military survey of enemy territory

Examples of reconnaissance in a Sentence

There are two helicopters available for reconnaissance. They did a reconnaissance of the enemy's position.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
And, even if all the accounts were 2FA-protected, there’s still that hacker reconnaissance issue to consider. Davey Winder, Forbes, 23 Jan. 2025 Downing was piloting an F-4C Phantom II aircraft during a nighttime armed reconnaissance mission over the then-Democratic Republic of Vietnam on Sept. 5, 1967, when his aircraft vanished, the agency said. Abigail Adams, People.com, 23 Jan. 2025 Downing, 33, was piloting one of two aircraft in a nighttime armed reconnaissance mission over what was then known as the Democratic Republic of Vietnam on Sept. 5, 1967. Kerry Breen, CBS News, 21 Jan. 2025 Kadena also hosts a number of fighter jets and reconnaissance aircraft. Yaakov Katz, Newsweek, 17 Jan. 2025 See all Example Sentences for reconnaissance 

Word History

Etymology

French, literally, recognition, from Middle French reconoissance, from Old French reconoistre to recognize

First Known Use

1779, in the meaning defined above

Time Traveler
The first known use of reconnaissance was in 1779

Dictionary Entries Near reconnaissance

Cite this Entry

“Reconnaissance.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/reconnaissance. Accessed 1 Feb. 2025.

Kids Definition

reconnaissance

noun
re·​con·​nais·​sance ri-ˈkän-ə-zən(t)s How to pronounce reconnaissance (audio)
: a survey (as of enemy territory) to gain information
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!