Definition of colorfast in English:

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colorfast

Pronunciation: /ˈkələrˌfast/

adjective

Dyed in colors that will not fade or be washed out.
Example sentences
  • One word of caution - batiks are not colour fast.
  • Be sure to test in an inconspicuous area prior to use, to ensure that the fabric is color fast.
  • Natural dyes are not sufficiently colour fast to use in the manufacture of our carpets.

Derivatives

colorfastness

noun
Example sentences
  • Remember peroxide is bleach so test an inconspicuous spot first for color fastness.
  • Test your different textiles for color fastness and degradation to long-term ultraviolet exposure.
  • How do you find out the color fastness of the pigment in your favorite tube of paint?

For editors and proofreaders

Syllabification: col·or·fast

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