/səˈveɪləns/

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Meaning

Watching a person or place carefully and secretly, often by police or cameras.

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Word origin

From French surveiller, to watch over, from sur, over, and veiller, to stay watching, from Latin vigilare.

Origin
French
Root
surveiller
English cognates
vigil, vigilant

Examples

.

"Under surveillance" means being watched secretly.

filmed .

A "surveillance camera" records what happens in a place.

.

"Surveillance" is uncountable, so it takes no "a" and no plural.

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English · Free printables

surveillance: worksheet, infographic and listicle

Free printable study downloads for the English word "surveillance" (Watching a person or place carefully and secretly, often by police or cameras.): a worksheet with the answer key built in, an infographic, and a sentence listicle. Open any one to view, print or save.

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This word is taught in chapter 26, lesson 12: surveillance, generous, jungle and 5 more words.