Dictionary
e•pi•si•ot•o•my
Pronunciation: (u-pē"zē-ot'u-mē, ep"u-sī-), [key]—
n.,
—pl. -mies.
Obstet.,Surg.
an incision into the perineum and vagina to allow sufficient clearance for birth.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.