windshield wiper
US /ˈwɪnd.ʃiːld ˌwaɪ.pər/
UK /ˈwɪnd.ʃiːld ˌwaɪ.pər/

1.
tergicristallo
a device that cleans rain and snow from a car's windshield
:
•
The windshield wipers struggled to clear the heavy rain.
I tergicristalli faticavano a pulire la pioggia battente.
•
I need to replace my old windshield wipers.
Devo sostituire i miei vecchi tergicristalli.