traffic light
/traf-ik līt/
•lamp
1. NounPlural: traffic lights
A device with colored lights that controls the movement of vehicles and pedestrians at intersections
Common Phrases
- change the traffic light—alter the traffic light signal
- stop at the traffic light—pause at the traffic light
- broken traffic light—non-functioning traffic light
Example Sentences
The car stopped at the red traffic light.
BeginnerPedestrians must wait for the green traffic light.
BeginnerThe traffic light turned yellow.
BeginnerEngineers installed new traffic lights at the busy intersection.
IntermediateThe traffic light malfunction caused a traffic jam.
IntermediateDrivers should obey the traffic light signals.
IntermediateThe city upgraded its traffic lights to reduce congestion.
AdvancedResearchers are testing smart traffic lights that adapt to traffic flow.
AdvancedThe traffic light system uses sensors to detect vehicle presence.
Advanced