intelligence, surveillance, and reconnaissance (ISR)

Vampire (Vehicle-Agnostic Modular Palletized ISR Rocket Equipment system)

intelligence, surveillance, target acquisition, and reconnaissance (ISTAR)

intelligence, surveillance and reconnaissance - unmanned ground sensor

command, control, computers, communication, intelligence, surveillance, reconnaissance (C4ISR)

surveillance, high- and low-altitude surveillance

reconnaissance and surveillance assets

reconnaissance and surveillance missions

reconnaissance, surveillance, and target acquisition (RSTA)

special surveillance and reconnaissance

surveillance and reconnaissance

reconnaissance and surveillance line

reconnaissance and surveillance platoon

reconnaissance and surveillance satellite

aerial surveillance and reconnaissance plan

surveillance, under surveillance

reconnaissance electronic warfare, special operations and naval intelligence processing system

total reconnaissance/intelligence system evaluation and comparison technique

counter reconnaissance / counter-reconnaissance

observation and fields of fire, avenues of approach, key and decisive terrain,obstacles, and cover and concealment (OAKOC)

Joint Air Reconnaissance Intelligence Board

Joint Air Reconnaissance Intelligence Centre

combat functions (warfighting functions WFF) - Command and Control; Intelligence; Fires; Movement and Maneuver; Protection; Sustainment

warfighting functions (WFF - command and control; intelligence; fires; movement and maneuver; protection; sustainment)

Secret Intelligence Service (SIS) / Military Intelligence, Section 6 (MI6)

tactical intelligence / combat intelligence

undeclared member of the intelligence or counter-intelligence agencies

Defence intelligence of Ukraine (DIU) / Main Directorate of Intelligence of the MoD of Ukraine

chemical, biological, radiological and nuclear surveillance

high- and low-altitude surveillance

joint surveillance and targeting attack radar system (JSTARS)

surveillance and attack system

Unmanned Carrier Launched Airborne Surveillance and Strike System (UCLASS)