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Medical Dictionary

1

stain

play
verb \ˈstān\

Medical Definition of stain

  1. 1:  to cause discoloration of <smoking stains teeth>

  2. 2:  to color by processes affecting chemically or otherwise the material itself <stain bacteria with a fluorescent dye>

  3. intransitive verb

  4. :  to receive a stain




2

stain

noun

Medical Definition of stain

  1. 1:  a discolored spot or area (as on the skin or teeth)—see port-wine stain

  2. 2:  a preparation (as of dye or pigment) used in staining something; especially :  a dye or mixture of dyes used in microscopy to make minute and transparent structures visible, to differentiate tissue elements, or to produce specific chemical reactions





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