Definition of epidural
(Entry 1 of 2)
: situated upon or administered or placed outside the dura mater
epidural anesthesia an epidural abscess
epidural
nounDefinition of epidural (Entry 2 of 2)
: an injection of a local anesthetic into the space outside the dura mater of the spinal cord in the lower back region to produce loss of sensation especially in the abdomen or pelvic region
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Merriam-Webster unabridged
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Time Traveler for epidural
The first known use of epidural was in 1882
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