n :  a method or a test based on it for the early detection of cancer esp. of the uterine cervix that involves staining exfoliated cells by a special technique which differentiates diseased tissue - called also Papanicolaou smear , Papanicolaou test , Pap test 
G. N. Papanicolaou see PAPANICOLAOU SMEAR.
 
 
 
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