achromatize

/eɪˈkroʊməˌtaɪz/
verb
  1. To remove color from something; to make colorless or achromatic.
    • Photographers sometimes achromatize images digitally to create black-and-white effects.
    • The chemist used a special solution to achromatize the stained fabric.
    • The bleaching process will achromatize the paper, leaving it pure white.
Antonyms
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