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Definition of Epidural anesthetic

Epidural anesthetic: An anesthetic agent injected into the epidural space, the space outside the dura -- the outermost, toughest, and most fibrous of the three membranes (meninges) covering the spinal cord -- in order to bath the spinal nerve roots in the anesthetic agent and numb the lower abdomen, pelvis, and legs.

Source: MedTerms™ Medical Dictionary
http://www.medterms.com/script/main/art.asp?articlekey=3282
Last Editorial Review: 5/10/2004

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