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colour code

British  

noun

  1. a system of easily distinguishable colours, as for the identification of electrical wires or resistors

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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The document uses a colour code to compare the company's UK-wide tests and treatment options and states that it is intended to help staff improve clinical care.

From BBC • Jan. 12, 2026

Instead, it has to be made, mainly in two ways, each marked by a colour code.

From BBC • May 24, 2022

“I colour code them so when you’ve got conversations you know who’s speaking when.”

From The Guardian • Nov. 16, 2019

Officials have raised its aviation colour code to red, signifying that an “eruption is imminent or in progress.”

From Nature • Aug. 22, 2014

The different domains are coloured according to the colour code used in .

From Nature • Apr. 4, 2014

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