{
    "term": "surveillance",
    "partOfSpeech": "noun",
    "ox5000": true,
    "cefr": "c1",
    "definitions": [
        {
            "senseNumber": null,
            "definition": "the act of carefully watching a person suspected of a crime or a place where a crime may be committed",
            "examples": [
                {
                    "text": "The police are keeping the suspects **under** constant **surveillance**."
                },
                {
                    "text": "**surveillance cameras/equipment**"
                },
                {
                    "text": "The suspects are under police surveillance."
                },
                {
                    "text": "The images were covertly captured on surveillance tape."
                }
            ],
            "synonyms": "observation",
            "topics": ["War and conflict", "Crime and punishment"],
            "collocations": {
                "adjective": ["close", "constant", "regular"],
                "verb + surveillance": [
                    "be under",
                    "keep somebody/​something under",
                    "place somebody/​something under"
                ],
                "surveillance + noun": ["camera", "device", "equipment"]
            }
        }
    ],
    "pronunciations": {
        "uk": [
            {
                "pronunciation": "/sɜːˈveɪləns/",
                "audio": "su/surveillance/surveillance__gb_1.mp3"
            }
        ],
        "us": [
            {
                "pronunciation": "/sɜːrˈveɪləns/",
                "audio": "su/surveillance/surveillance__us_1.mp3"
            }
        ]
    },
    "wordOrigin": "early 19th cent.: from French, from sur- ‘over’ + veiller ‘watch’ (from Latin vigilare ‘keep watch’)."
}