traffic light
US /ˈtræf.ɪk ˌlaɪt/
UK /ˈtræf.ɪk ˌlaɪt/

1.
Ampel, Verkehrsampel
a set of automatically operated colored lights, typically red, yellow, and green, for controlling the flow of traffic at road junctions or pedestrian crossings
:
•
The car stopped at the traffic light.
Das Auto hielt an der Ampel.
•
Turn left at the next traffic light.
Biegen Sie an der nächsten Ampel links ab.