- 侦察机 zhēnchájī reconnaissance planeMilitary aircraft equipped with cameras, radar, or other surveillance technology used to gather intelligence.
- 侦察兵 zhēnchábīng scouta soldier tasked with gathering information about enemy positions or movements; a military scout or spy
- 侦察员 zhēncháyuán scoutA person responsible for gathering information about an enemy or an area; scout, spy, detective, or investigator
- 侦察卫星 zhēncháwèixīng reconnaissance satellitespy satellite; a man-made satellite equipped with cameras, radar, or radio receivers used to gather military intelligence by monitoring and tracking targets from orbit
- 侦察性 zhēncháxìng investigatoryhaving the nature of reconnaissance or investigation
- 美国国家侦察局 měiguóguójiāzhēnchájú National Reconnaissance OfficeNational Reconnaissance Office (NRO) of the United States.
- 辐射侦察 fúshèzhēnchá radiation detectionThe detection and measurement of radiation in a specific area