perineoplasty

from The Century Dictionary.

• noun A plastic operation on the perineum, as a perineorrhaphy.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Med.) The act or process of restoring an injured perineum.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun medicine Any of several related surgical procedures used in the correction of conditions of the vagina and/or anus, especially the repair of the perineum.