Surveillance is the systematic observation and monitoring of a person, population, or location, with the purpose of information-gathering, influencing, managing, or directing. [1][2] It is widely used by …

The meaning of SURVEILLANCE is close watch kept over someone or something (as by a detective); also : supervision. How to use surveillance in a sentence.

SURVEILLANCE definition: a watch kept over a person, group, etc., especially over a suspect, prisoner, or the like. See examples of surveillance used in a sentence.

Feb 12, 2026 · Under the Trump administration, the United States has increasingly become a digital police state—one where pervasive surveillance systems endanger all Americans' fundamental rights, …

sur•veil•lance (sərˈveɪ ləns, -ˈveɪl yəns) n. 1. a watch kept over someone or something, esp. over a suspect, prisoner, etc.: under police surveillance. 2. supervision or superintendence.

Surveillance is the intentional and methodical observation of environments, activities, or people to spot potential risks and ensure safety. It provides essential awareness that enables trained security …

2 days ago · To augment information about you that it collects directly, the US Government is buying less-regulated information harvested by cameras, cellphones and apps and sold on the commercial …