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Medical Dictionary

hydration

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noun hy·dra·tion \hī-ˈdrā-shən\

Medical Definition of hydration

  1. 1:  the act or process of combining or treating with water: asa:  the introduction of additional fluid into the body <hydration sometimes helps to reduce the concentration of toxic substances in the tissues>b:  a chemical reaction in which water takes part with the formation of only one product <hydration of ethylene to ethyl alcohol>; especially :  a reaction in which water takes part in the form of intact molecules

  2. 2:  the quality or state of being hydrated; especially :  the condition of having adequate fluid in the body tissues




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to lessen in amount, effect, or force

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