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• color code
  color code

  noun

  any system of marking or visual designation that uses specific colors for indicating or simplifying, as on a chart or map or in an industrial plant.
• color-code
  color-code

  verb (used with object)

  to distinguish or classify with a color code.

color code

¹ American  

noun

1. any system of marking or visual designation that uses specific colors for indicating or simplifying, as on a chart or map or in an industrial plant.

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color-code ² American  

[kuhl-er-kohd] / ˈkʌl ərˌkoʊd /

verb (used with object)

color-coded, color-coding

1. to distinguish or classify with a color code.

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Etymology

Origin of color-code

First recorded in 1955–60

Example Sentences

"Beyond imaging, a DNA color code could have very useful applications in data storage on DNA," says Tadija Keki?,

From Science Daily • Oct. 17, 2023

It's not legislation to have to put on the front and color code it so that a busy working parent can decide.

From Salon • Jan. 18, 2023

The observatory has also changed its aviation color code warning for aircraft.

From Seattle Times • Jan. 5, 2023

Perhaps journalists should assign a color code or a numerical value to each use of the word.

From Washington Post • Dec. 2, 2022

The mother had devised the color code to save time.

From "How the García Girls Lost Their Accents" by Julia Alvarez