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Definition of Rehydrate

Rehydrate: To restore lost water to the body tissues and fluids. Prompt rehydration is imperative whenever dehydration occurs, whether from diarrhea, exposure, lack of drinking water, or medication use. Rehydration can occur orally or via IV administration of fluids.

Source: MedTerms™ Medical Dictionary
http://www.medicinenet.com/script/main/art.asp?articlekey=5289
Last Editorial Review: 3/19/2012

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