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Definition of PAP SMEAR
: a method for the early detection of cancer especially of the uterine cervix that involves the staining of exfoliated cells using a special technique which differentiates diseased tissue —called also Papanicolaou smear, Papanicolaou test, Pap test
: a method or a test based on it for the early detection of cancer especially 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
Sample of cells from the vagina and cervix of the uterus for laboratory staining and examination to detect genital herpes and early-stage cancer, especially of the cervix. Developed by the Greek-born U.S. physician George Nicolas Papanicolaou (1883–1962), this technique also can be applied to cells obtained from other surfaces.