"stoplight" | Definition and Related Words

Noun

is a type of: visual signal - a signal that involves visual communication

is a part of: brake system, brakes - a braking device consisting of a combination of interacting parts that work to slow a motor vehicle

same as: brake light
is a type of: light - a visual warning signal
subtypes:
- go-ahead, green light - a signal to proceed
- red light - the signal to stop
- yellow light - the signal to proceed with caution
same as: traffic light, traffic signal