stoplight

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. a red light on the rear of a motor vehicle that signals when the brakes are applied to slow or stop
• Syn:
brake light
• Hypernyms:
visual signal
• Part Holonyms:
brake system, brakes
2. a visual signal to control the flow of traffic at intersections
• Syn:
traffic light, traffic signal
• Hypernyms:
light
• Hyponyms:
green light, go-ahead, red light, yellow light