Meaning of pulpotomy

pulp•ot•o•my

Pronunciation: (pul-pot'u-mē), [key]
— pl. -mies.
  1. the removal of infected portions of the pulp tissue in a tooth, used as a therapeutic measure to avoid pulpectomy.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.