Noun has 2 senses

• discolouration(n = noun.attribute) discoloration, stain - a soiled or discolored appearance; "the wine left a dark stain"


Derived form verb discolour₁

• discolouration(n = noun.act) discoloration - the act of changing the natural color of something by making it duller or dingier or unnatural or faded;

Derived form verb discolour₁