Covert intelligence-gathering by electronic means.
information gathering, surveillance, observation, reconnaissance, spying, espionage, undercover work, infiltration, elint, cyberespionage, humintView synonyms
- ‘ELINT primarily focuses on non-communications signals intelligence.’
- ‘It also gathered much vital electronic intelligence, or Elint, meaning those signals put out by radar, missiles, and other devices.’
- ‘Unlike most other ELINT satellites, which operate in geosynchronous orbits, Mercurys are placed in even higher orbits and move in complex, elliptical patterns.’
1960s: blend of electronic and intelligence.