Definition of dimmer
1 : a device for regulating the intensity of an electric lighting unit
2 : low beam
Recent Examples of dimmer from the Web
A dozen generators power the overhead space lights on the set; 3,200 separate dimmers were used to control the massive array and simulate storm clouds passing overhead.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dimmer'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of dimmer
DIMMER Defined for English Language Learners
Definition of dimmer for English Language Learners
: a device that allows you to control the brightness of a light
Seen and Heard
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