buffy coat

1 definition found

buffy coat - Collaborative International Dictionary of English v.0.48 :

  Buffy \Buff"y\, a. (Med.)
     Resembling, or characterized by, buff.
     [1913 Webster]
  
     Buffy coat, the coagulated plasma of blood when the red
        corpuscles have so settled out that the coagulum appears
        nearly colorless. This is common in diseased conditions
        where the corpuscles run together more rapidly and in
        denser masses than usual. --Huxley.
        [1913 Webster]