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Webster's Dictionary (1865)

Mĕd'i-cā'tion, n.

noun

n. [Lat. medicatio, Fr. médication, Pr. medicacio, Sp. medicacion, It. medicazione.]

  1. The act or process of medicating, or of impregnating with medicinal substances; the infusion of medicinal virtues.
  2. The use or application of medicine.