Akademik

Show
An appearance. Show, bloody: Literally, the appearance of blood. The bloody show consists of blood-tinged mucus created by extrusion and passage of the mucous plug that filled the cervical canal (the canal between the vagina and uterus) during pregnancy. The bloody show is a classic sign of impending labor. The same term, bloody show, can be applied to the beginning of menstruation.
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1. An appearance. 2. First appearance of blood in beginning menstruation. 3. Sign of impending labor, characterized by the discharge from the vagina of a small amount of blood-tinged mucus representing the extrusion of the mucous plug which has filled the cervical canal during pregnancy. [A.S. sceáwe]

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show 'shō n
1) a discharge of mucus streaked with blood from the vagina at the onset of labor
2) the first appearance of blood in a menstrual period

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(sho) 1. a tiny amount or appearance of something. 2. bloody s.

Medical dictionary. 2011.