George Orwell 's novel Nineteen Eighty-Four portrays a fictional totalitarian surveillance society with a very simple mass surveillance system consisting of human operatives, informants, and two-way …

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: 1. the careful watching of a person or place, especially by the police or army, because of a crime…. Learn more.

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 …

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.

Jan 10, 2025 · This course provides an overview of public health surveillance, including types and uses of surveillance systems, sources for data collection, and how data are used to improve public health …

Apr 14, 2026 · Flock Safety is setting up cameras and drones across the country. I spoke to cities and privacy advocates fighting back against the AI surveillance, including Flock and others like it.

Feb 10, 2026 · Surveillance is the systematic monitoring and observation of people, places, activities, or data to gather information, enhance security, manage behavior, or detect threats.

Definition of surveillance noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Apr 21, 2026 · Disclosure of documents allegedly hacked from Homeland Security reveal a massive surveillance web that has all Americans in its scope. DHS is expanding its AI surveillance capabilities …