approach lights collision

marker lights (mark lights)

aerodrome approach lights

anticollision lights

dim lights

high-intensity lights

first lights

last lights

screen lights

runway edge lights

bright lights

filtered flash lights

landing direction lights

landing lights

aerodrome lights

wing bar lights

northern lights

formation lights

southern lights

taxiway intersection lights

bow (lateral) navigation lights

range lights

navigation lights

running lights

guiding lights

airborne collision avoidance system (ACAS)

collision regulations (COLREGS)

lead collision course

traffic collision avoidance system (TCAS)

collision avoidance system-equipped aircraft

midair collision control

near collision

unavoidable collision