surveillance (B2)

noun

Pronunciation: /sərˈveɪləns/

Definition

Close observation, especially of a suspected spy or criminal, or of a place.

Examples

• The police maintained surveillance on the suspect's house for weeks.

• The company uses surveillance technology to monitor employee internet usage.

• Undercover agents conducted surveillance to gather evidence.

How to Use surveillance

surveillance of (prepositional phrase)

Watching over a specific person, place, or activity. — "The report detailed the surveillance of the political activists."

surveillance technology (collocation)

The tools and systems used for observation and monitoring. — "New surveillance technology has made it easier to track suspects."

Synonyms of surveillance

Words with a similar meaning to surveillance:

• watch
• monitoring
• observation
• oversight
• espionage

Antonyms of surveillance

Words with the opposite meaning to surveillance:

• neglect
• ignorance

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