Wortformen:discolors, discoloring, discoloredregional note: in BRIT, use discolour
transitive verb/intransitive verb
If something discolors
or if it is discolored
by something else, its original color changes, so that it looks unattractive
Peas will discolor in contact with the acids in vinaigrette.
Some of the prints were badly discolored.
) uncountable noun
...the discoloration of the soil from acid spills.
COBUILD Advanced English Dictionary. Copyright © HarperCollins Publishers