IPA: /dɪˌkʌləraɪˈzeɪʃən/
KK: /dɪˌkʌlərɪˈzeɪʃən/
The process of removing color from an object or substance, often through bleaching or chemical means.
The decolorization of the fabric made it look much lighter and more uniform.
Decolorization → It is formed from "de-" (meaning down or away) and "color" (from Latin "color", meaning hue or pigment) and "-ization" (meaning the process of). The word refers to the process of removing color or pigment from something.
Think of 'removing' ('de-') 'color' — that's why decolorization means the process of taking away color.