dimmer

1 of 2

noun

dim·​mer ˈdi-mər 

1

: a device for regulating the intensity of an electric lighting unit

2

: low beam

dimmer

2 of 2

comparative of dim entry 1

Examples of dimmer in a Sentence

Recent Examples on the Web

Noun

Choose heat or cool mode depending on the season, then activate night mode for the quietest settings and a dimmer display. — Cierra Cowan, PC Magazine, 6 Nov. 2026

Although the light is brightest from that perspective, the beam may appear dimmer if it is viewed from further away. — Andrew Paul, Popular Science, 29 Oct. 2026

The Orionid meteor shower creates one of the most brilliant displays in the night sky each fall — but this year’s celestial event may have a dimmer showing due to a bright moon. — Ashley Strickland, CNN Money, 21 Oct. 2026

Use dimmers, timers, and motion sensors to automatically control lighting in and around your home. — Karen Brewer Grossman, Southern Living, 17 Oct. 2026

Word History

First Known Use

Noun

circa 1896, in the meaning defined at sense 1

Phrases Containing dimmer

• dimmer switch

Rhymes for dimmer

• brimmer
• glimmer
• grimmer
• nimmer
• rimmer
• shimmer
• simmer
• skimmer
• slimmer
• swimmer
• timmer
• trimmer

Kids Definition

dimmer

noun

dim·​mer ˈdim-ər 

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

: low beam