[uh-pee-zee-ot-uh-mee, ep-uh-sahy-]

noun, plural e·pi·si·ot·o·mies. Obstetrics, Surgery.

an incision into the perineum and vagina to allow sufficient clearance for birth.

Origin of episiotomy

1875–80; < Greek epísio(n) pubic region + -tomy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for episiotomy


noun plural -mies

surgical incision into the perineum during the late stages of labour to prevent its laceration during childbirth and to make delivery easier

Word Origin for episiotomy

C20: from episio-, from Greek epision pubic region + -tomy
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 episiotomy

1878, from comb. form of Greek epision "the pubic region" + -tomy "a cutting."

Online Etymology Dictionary, © 2010 Douglas Harper

episiotomy in Medicine


[ĭ-pĭz′ē-ŏtə-mē, ĭ-pē′zē-]


Incision of the perineum during childbirth to ease delivery.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

episiotomy in Science


[ĭ-pĭz′ē-ŏtə-mē, ĭ-pē′zē-]

Surgical incision of the perineum during vaginal childbirth to facilitate delivery.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.