1.医生，大夫
2.博士
3.【美】用于称呼牙医
及物动词：
1.篡改，伪造
2.将（某物质，尤指药物或毒药）放入（食物或饮料）中
3.阉割（猫、狗等）
词形变化
- 形容词 doctoral
- 时态 doctored，doctored，doctoring，doctors
- 这些名词都有“医生”之意。
doctor普通用词，泛指各科医生，即一切有行医资格的人。
physician指医院的内科医生。
surgeon指专修外科或专修人体某个部分的外科专科医生，这种医生一般需对患者进行手术治疗。
dentist指专门从事治牙的医生。
- (Roman Catholic Church) a title conferred on 33 saints who distinguished themselves through the orthodoxy of their theological teaching
- give medical treatment to
- children take the roles of physician or patient or nurse and pretend they are at the physician‘s office
- a person who holds Ph.D. degree (or the equivalent) from an academic institution
- alter and make impure, as with the intention to deceive
- restore by replacing a part or putting together what is torn or broken
- a licensed medical practitioner