As nouns the difference between discoloration and decolorization
is that discoloration is the act of discoloring, or the state of being discolored; alteration of hue or appearance while decolorization is the removal of color from something; bleaching.
discoloration
English
Alternative forms
* discolouration
Noun
(
en noun)
The act of discoloring, or the state of being discolored; alteration of hue or appearance.
A discolored spot; a stain.
decolorization
English
Noun
the removal of color from something; bleaching