coun·​ter·​sur·​veil·​lance ˌkau̇n-tər-sər-ˈvā-lən(t)s How to pronounce countersurveillance (audio)
 also  -ˈvāl-yən(t)s,
 or  -ˈvā-ən(t)s
variants or counter-surveillance
: methods and devices used for detecting or thwarting surveillance
agents trained in countersurveillance
When countersurveillance is employed by seasoned practitioners, it is used to identify the vehicles and individuals conducting the surveillance … This information is then used by the individual to thwart the hostile surveillance.Glenn McGovern
often used before another noun
countersurveillance cameras
a counter-surveillance specialist

Examples of countersurveillance in a Sentence

Recent Examples on the Web Murphy suspected that another diner—a man, sitting alone—was running countersurveillance. Ben Taub, The New Yorker, 27 Feb. 2023 Tannehill says that countersurveillance measures for spy balloons would typically include physically moving equipment or personnel out of sight, rearranging equipment, and if possible, jamming the balloon's sensors. WIRED, 3 Feb. 2023 That day, Rhodes attracted the attention of a US Capitol Police special agent who was doing countersurveillance monitoring and had recently read a news article about the group. Lindsay Whitehurst,, 23 Oct. 2022 One, an orthopedist who asked me not to use his name, had taken 15 Dorenbush classes spanning everything from countersurveillance to close-quarters combat. Rachel Monroe, Wired, 15 Jan. 2021

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'countersurveillance.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1959, in the meaning defined above

Time Traveler
The first known use of countersurveillance was in 1959

Dictionary Entries Near countersurveillance

Cite this Entry

“Countersurveillance.” Dictionary, Merriam-Webster, Accessed 23 Sep. 2023.

Love words? Need even more definitions?

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