episiotomy
noun /ɪˌpiːsiˈɒtəmi/
  /ɪˌpiːsiˈɑːtəmi/
(plural episiotomies)
 (medical)- a cut that is sometimes made at the opening of a woman’s vagina to make the birth of a baby easier or saferWord Originlate 19th cent.: from Greek epision ‘pubic region’ + -tomy.