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Definition of Parenteral

Parenteral: Entering the body not by the alimentary tract but rather by another means (such as the subcutaneous, the intramuscular, or often the intravenous route).

From para- (Greek for "apart from") + enteral (from the Greek "enteron" meaning "intestine") = apart from the intestine.

Source: MedTerms™ Medical Dictionary
http://www.medterms.com/script/main/art.asp?articlekey=4776
Last Editorial Review: 1/1/2002

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