Definition of STAIN

noun : STAIN

Source: WordNet 3.1

  • 2. (

    ) (microscopy) a dye or other coloring material that is used in microscopy to make structures visible ;

verb : STAIN

Source: WordNet 3.1

  • 1. (

    ) color with a liquid dye or tint; "Stain this table a beautiful walnut color"; "people knew how to stain glass a beautiful blue in the middle ages" ;

  • 2. (

    ) produce or leave stains; "Red wine stains the table cloth" ;

  • 3. (

    ) make dirty or spotty, as by exposure to air; also used metaphorically; "The silver was tarnished by the long exposure to the air"; "Her reputation was sullied after the affair with a married man" ;

  • 4. (

    ) color for microscopic study; "The laboratory worker dyed the specimen" ;


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