DIMMERSWITCH
dimmer switch
Noun
- A light switch which can adjust the brightness of the switched lamp from dim to bright, as well as turning it on and off.
- A switch that changes the headlamps on a motor vehicle from low to high and from high to low beam; a high-beam switch; a brights switch.
The above text is a snippet from Wiktionary: dimmer switch
and as such is available under the Creative Commons Attribution/Share-Alike License.