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colorfast

[kuhl-er-fast, -fahst]
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adjective
  1. maintaining color without fading or running: colorfast textile.

Origin of colorfast

First recorded in 1925–30; color + fast1
Related formscol·or·fast·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018