Cup·ping n. Med. The operation of drawing blood to or from the surface of the person by forming a partial vacuum over the spot. Also, sometimes, a similar operation for drawing pus from an abscess.
 Cupping glass, a glass cup in which a partial vacuum is produced by heat, in the process of cupping.
 Dry cupping, the application of a cupping instrument without scarification, to draw blood to the surface, produce counter irritation, etc.
 Wet cupping, the operation of drawing blood by the application of a cupping instrument after scarification.
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