discoloration Meaning, Definition & Usage

  1. noun a soiled or discolored appearance
    discolouration; stain.
    • the wine left a dark stain
  2. noun the act of changing the natural color of something by making it duller or dingier or unnatural or faded
    discolouration.

WordNet

Dis*col`or*a"tion noun
Etymology
Cf. F. decoloration.
Definitions
  1. The act of discoloring, or the state of being discolored; alteration of hue or appearance. Darwin.
  2. A discolored spot; a stain. Arbuthnot.

Webster 1913