Meaning
traffic light
- road signal with red, yellow, and green lights

In a sentence
Aspetto al semaforo rosso.
I wait at the red traffic light.
Il semaforo è rosso adesso?
Is the traffic light red now?
Non passo con il semaforo rosso.
I do not go through a red light.
Word forms (2)
| Word | Word forms |
|---|---|
| semaforo | masculine · singular |
| semafori | masculine · plural |
Usage notes
- Masculine: il semaforo.
- Plural is semafori.
- Common with colors: semaforo rosso, verde.