| NOUN | communication | red light, warning light | a cautionary sign of danger |
|---|---|---|---|
| communication | red light | the signal to stop |
| Meaning | A cautionary sign of danger. | |
|---|---|---|
| Synonym | warning light | |
| Narrower | idiot light | A colored warning light on an instrument panel (as for low oil pressure) |
| Broader | visual signal | A signal that involves visual communication |
| Spanish | luz de advertencia, luz de alarma, luz roja | |
| Meaning | The signal to stop. | |
|---|---|---|
| Broader | traffic light, traffic signal, stoplight | A visual signal to control the flow of traffic at intersections |
| Spanish | luz roja, signo pare | |
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