surveillance
English Thesaurus
1. close observation of a person or group (usually by the police) (noun.act)
| hyponym | : | vigil, watch, |
| definition | : | a purposeful surveillance to guard or observe (noun.act) |
| hyponym | : | stakeout, |
| definition | : | surveillance of some place or some person by the police (as in anticipation of a crime) (noun.act) |
| hyponym | : | surveillance of disease, |
| definition | : | the ongoing systematic collection and analysis of data about an infectious disease that can lead to action being taken to control or prevent the disease (noun.act) |
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