(aviation) A TCAS caution message alerting the pilot of an aircraft to the presence of nearby traffic which does not yet pose an imminent collision hazard.

A system designed to give assistance to aircraft, to prevent collisions and to manage aircraft flow.

Technologies that monitor and manage traffic flow to improve transportation efficiency.

A person who operates an air traffic control system, to expedite the safe flow of aircraft.

(US, Australia) Any of the large metal boxes containing traffic signal controls, found at roadsides and intersections, and often made available by the local council for artistic work.

plural of traffic signal box

Rush hour traffic.

(aviation, travel) any of the three IATA world-wide subdivisions used by the airline industry.

plural of air traffic controller

Alternative form of go play in the traffic