Meaning of DISCOLOURATION

WordNet Dictionary
	Definition:		[n]  the act of changing the natural color of something by making it duller or dingier or unnatural or faded [n]  a soiled or discolored appearance; "the wine left a dark stain"
	Synonyms:		discoloration, discoloration, stain
	See Also:		appearance, bloodstain, change of color, iron mold, iron mould, mud stain, oil stain, scorch, tarnish, visual aspect