As nouns the difference between discoloration and pigmentation
is that discoloration is the act of discoloring, or the state of being discolored; alteration of hue or appearance while pigmentation is coloration of human, plant or animal tissue, especially by pigment.
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.
pigmentation
English
Noun
(
en noun)
Coloration of human, plant or animal tissue, especially by pigment.