Papanicolaou stain(redirected from Pap stain)
a multichromatic stain used principally on exfoliated cytologic specimens and based on aqueous hematoxylin with multiple counterstaining dyes in 95% ethyl alcohol, giving great transparency and delicacy of detail; important in cancer screening, especially of gynecologic smears.
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Papanicolaou,George N., Greek-U.S. physician, anatomist, and cytologist, 1883-1962.
Papanicolaou smear - Synonym(s): Pap smear
Papanicolaou smear test - Synonym(s): Pap test
Papanicolaou stain - a multichromatic stain used in cancer screening, especially of gynecologic smears.
Papanicolaou test - Synonym(s): Pap test
Pap smear - vaginal or cervical cells obtained for cytological study. Synonym(s): Papanicolaou smear
Pap test - examination of cells stained with Papanicolaou stain. Synonym(s): Papanicolaou smear test; Papanicolaou test
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