warning point level

depot maintenance (beyond O and I level activities, performed in an industrial-type facility) / D-level maintenance

key point air raid warning center

early warning point

level point

ballistic impact point (BIP) / ground (predicted) impact point (PIP)

target approach point; initial point (IP)

triangulation point (trig point)

objective rally point / objective rallying point

point-to-point communication

point-to-point flight

near-side rally point / near side rally point

far-side rally point / far side rally point

advance warning

advance-warning satellite

air defense early warning

airborne early warning (AEW)

airborne early warning aircraft

airborne early warning and control (AEW&C)

airborne warning and control aircraft

Airborne Warning and Control System (AWACS)

ballistic missile early warning system

distant early warning line

early warning (air defense)

early warning (EW)

early warning ground-based radar (EW GBR)

early warning radar station

early warning sharing (system) (EWS)

early warning system (EWS)

early warning system (EWS) operator

fire a warning shot

gas alarm / warning

missile attack warning