RGB

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adjective

ˌär-(ˌ)jē-ˈbē 

: being or using a video signal in which each component of the signal (such as chrominance and luminance) is carried over a separate wire

an RGB computer monitor

Note: Video and television displays commonly use the RGB color model of combined red, green, and blue light to produce their images. This system is so common that the name for the color model has been adopted to refer to the video signal carrying this information.

RGB

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noun

: the color model of three-color video displays using red, green, and blue light compare cmyk

Word History

Etymology

Adjective

red-green-blue (colors used in television transmission)

First Known Use

Adjective

1979, in the meaning defined above

Noun

1985, in the meaning defined above