dimmer

noun

dim·​mer ˈdi-mər How to pronounce dimmer (audio)
1
: a device for regulating the intensity of an electric lighting unit
2

Examples of dimmer in a Sentence

Recent Examples on the Web
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It's orbited by a far dimmer companion that's roughly half of our Sun's mass, but which hasn't been characterized in detail until now. John Timmer, ArsTechnica, 22 May 2025 Videos have the same quality as the photos, with lots of noise in dimmer environments. PC Magazine, 15 May 2025 Even so, that dimmer wattage does little to dull a film that plays like cine-karaoke — and as any mic fiend can attest, the glory in those moments belongs not to the singer, but the song. Ben Croll, IndieWire, 13 May 2025 Different committees write the part of the bill that involves their expertise, and those parts are combined into one piece of legislation.. House Republican leaders aim to have that one big bill ready for votes this month, though that prospect is looking dimmer. David Lightman, Sacbee.com, 9 May 2025 See All Example Sentences for dimmer

Word History

First Known Use

circa 1896, in the meaning defined at sense 1

Time Traveler
The first known use of dimmer was circa 1896

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Cite this Entry

“Dimmer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dimmer. Accessed 4 Jun. 2025.

Kids Definition

dimmer

noun
dim·​mer ˈdim-ər How to pronounce dimmer (audio)
1
: a device for controlling the amount of light from an electric lighting unit (as the headlights of an automobile or the lights of a room)
2

More from Merriam-Webster on dimmer

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