epidural

[ ep-i-doo r-uh l, -dyoo r- ]
/ ˌɛp ɪˈdʊər əl, -ˈdyʊər- /
|

adjective

Anatomy. situated on or outside the dura mater.

noun

Pharmacology. epidural anesthesia.

Nearby words

  1. epididymotomy,
  2. epididymovasectomy,
  3. epididymovasostomy,
  4. epidiorite,
  5. epidote,
  6. epidural anesthesia,
  7. epidural block,
  8. epidural hematoma,
  9. epidural space,
  10. epidurography

Origin of epidural

1880–85; < epi- + dur(a mater) + -al1

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for epidural



British Dictionary definitions for epidural

epidural

/ (ˌɛpɪˈdjʊərəl) /

adjective

Also: extradural upon or outside the dura mater

noun

Also called: epidural anaesthesia
  1. injection of anaesthetic into the space outside the dura mater enveloping the spinal cord
  2. anaesthesia induced by this method

Word Origin for epidural

C19: from epi- + dur (a mater) + -al 1

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for epidural

epidural

adj.

1882, from epi- + dura (mater) (see dura mater). The noun meaning "injection into the epidural region" (usually during childbirth) is attested by 1970.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for epidural

epidural

[ ĕp′ĭ-durəl ]

adj.

Located on or over the dura mater.

n.

An injection into the epidural space of the spine.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for epidural

epidural

[ ĕp′ĭ-durəl ]

Adjective

Located on or over the dura mater.

Noun

An injection into the epidural space of the spine, as an epidural anesthetic.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.