Wiktionary
anticollision
a. Acting to combat or prevent collisions
Usage examples of "anticollision".
They were so tiny compared to the modules that they could only be seen by their anticollision lights blinking on and off.
With no anticollision devices, with an annual North American kill rate of close to one hundred thousand, my alarm was justified.
The helicopter's anticollision lights came on, the red lights flashing in the darkness.
The airfield was poorly lit, only a few glow lights showing under the low ceiling, but he managed to get his aircraft down, and with his anticollision lights blinking, he guided the way to the fuel-service area.