Hidden surveillance Synonyms

Definitions for Hidden


  • (adjective) screened or sequestered from view
  • (adjective) not accessible to view
  • (adjective) designed to elude detection

Definitions for Surveillance


  • (noun) the duty or function of watching or guarding for the sake of proper direction or control
  • (noun) an act or period of watching for signs of activity , danger , or opportunity
  • (noun) close observation of a person or group (usually by the police)