Also spelled decolourise

US /ˌdiːˈkʌləˌraɪz/ UK /diːˈkʌləraɪz/
verb

Meanings

  1. 1
    verb

    to remove or destroy the color in a substance, material, or sample

    The technician used alcohol to decolorize the stained cells.

  2. 2
    verb

    to lose color or become colorless

    The indicator will decolorize when the reaction is complete.

Thesaurus

Synonyms
1 verb · to remove or destroy the... bleachdecolordischarge
2 verb · to lose color or become... fadebleachpale
Opposites
colorizedyestain
Word family
Derived forms decolorizationdecolorizer
Related forms bleachpigmentdiscolor

Etymology

A nineteenth-century formation from de- ("remove, reverse") + color + -ize. The British spellings decolourize and decolourise preserve colour, but all forms denote removing color or becoming colorless.

Topics

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