surveillance

nounC1

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Danh từ

noun

Plural noun:

surveillances

1.
(countable, uncountable)Close observation of an individual or group; person or persons under suspicion.
2.
(countable, uncountable)Continuous monitoring of disease occurrence for example.
3.
(countable, uncountable)(military, espionage) Systematic observation of places and people by visual, aural, electronic, photographic or other means.
4.
(countable, uncountable)(law) In criminal law, an investigation process by which police gather evidence about crimes, or suspected crime, through continued observation of persons or places.

Từ liên quan

Cùng gốc / liên quan

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Topic liên quan

🌐Technology & Society

Nguồn gốc từ

French surveillance (a [[watch), from surveiller (to watch, oversee), from sur- (over) + veiller (to watch), from frm, from fro veillier to stay awake, from Latin vigilāre (to be watchful). More at vigilant.