headlight

noun

head·​light ˈhed-ˌlīt How to pronounce headlight (audio)
Synonyms of headlightnext
1
: a light with a reflector and special lens mounted on the front of a vehicle to illuminate the road ahead
also : the beam cast by a headlight
2
: a light worn on the forehead (as of a miner or physician)

Examples of headlight in a Sentence

Recent Examples on the Web
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The Dallas Police spokesperson said the initial stop happened because the car in question was being driven with its headlights turned off. Matthew Ablon, CBS News, 19 Apr. 2026 The entry-level Sport spec gets two wireless phone chargers and new headlights that illuminate the length of five football pitches. The Week Uk, TheWeek, 17 Apr. 2026 The streaming service’s logo appears large on the Hypercar’s slender sides, with some minimal and retro warm-toned stripes breaking up the mostly white bodywork and connecting the headlights. Adam Ismail, The Drive, 16 Apr. 2026 Rainy weather driving tips Switch on headlights - Even during daylight hours, using headlights can enhance visibility and signal your presence to other drivers. Star-Telegram Weather Bot, Fort Worth Star-Telegram, 16 Apr. 2026 See All Example Sentences for headlight

Word History

First Known Use

1845, in the meaning defined at sense 1

Time Traveler
The first known use of headlight was in 1845

Browse Nearby Words

Cite this Entry

“Headlight.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/headlight. Accessed 22 Apr. 2026.

Kids Definition

headlight

noun
head·​light ˈhed-ˌlīt How to pronounce headlight (audio)
: a light on the front of a vehicle
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