dimmer

[dim-er]

noun

1. a person or thing that dims.

2. Also called dimmer switch. a rheostat or similar device by which the intensity of an electric light may be varied.

3. dimmers,

   1. the low-beam headlights of an automobile or truck.

   2. the small, parking lights of an automobile.

dimmer

/ ˈdɪmə /

noun

1. a device, such as a rheostat, for varying the current through an electric light and thus changing the illumination

2. (often plural)

   1. a dipped headlight on a road vehicle

   2. a parking light on a car

Word History and Origins

Origin of dimmer¹

First recorded in 1815–25; dim + -er ¹

Example Sentences

Her irises don’t get any dimmer—in fact, they are a striking gold, like the coolest color contact lenses ever.

Read more on Literature

The star producing the eruption is a red dwarf, which is a much cooler, dimmer, and smaller type of star than the Sun.

Read more on Science Daily

The dimmer outlook for rates compounded worries that the tech sector may be overpriced after an AI-fuelled surge this year that has sent markets to records.

Read more on Barron's

Spotting exoplanets is difficult because they are typically far dimmer than their stars, often contributing less than 1% of the total light.

Read more on Science Daily

As families like Simpson’s get more creative in pinching their pennies, the companies are seeing dimmer sales compared with the steady growth they have enjoyed in recent years.

Read more on The Wall Street Journal

Related Words

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• cloudy 
• dark 
• dingy 
• dull 
• faint 
• fuzzy 
• gloomy 
• lackluster 
• murky 
• shadowy 
• vague