from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Anesthesia characterized by the loss of sensation in a circumscribed region of the body, produced by the application of a regional anesthetic, usually by injection.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. loss of sensation in a region of the body produced by application of an anesthetic agent to all the nerves supplying that region (as when an epidural anesthetic is administered to the pelvic region during childbirth)
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