Excision of (usually the entire) pulp of a tooth; an instance of this.
1920s; earliest use found in Dental Items of Interest. From pulp + -ectomy.
英语词典包含464360条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。