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Webster 1913 Edition
Washed
Washed
,Adj.
 (Zool.) 
Appearing as if overlaid with a thin layer of different color; – said of the colors of certain birds and insects. 
Webster 1828 Edition
Washed
WASHED
,pp.
 1.
 Cleansed in water; purified.2.
 Overflowed; dashed against with water.3.
 Covered over with a thin coat, as of metal.