headlight
n. countable C2 Proficiency US //ˈhɛdˌɫaɪt// UK //hˈɛdlaɪt// head·light
n. a light on the front of a vehicle that helps you see the road at night. It is usually one of a pair on the left and right sides.
n. a lamp on the front of a vehicle, such as a car or motorcycle, designed to illuminate the road ahead. Often used in the plural to refer to the entire lighting system.
The car's headlight is broken and needs a new bulb.
He turned on his headlight as the sun began to set and the road became difficult to see.
Modern automotive design often integrates the headlight into the vehicle's front fascia, using LED technology to provide a more focused and energy-efficient beam of light.