[[File:Doctor.png|缩略图|右|doctor]]
=='''博士'''==博士('''簡寫: PhD''' )<ref>[https://www.geteducated.com/career-center/detail/what-is-a-doctorate-degree/ What is a Doctorate Degree?]</ref>是一个最高一級的研究生学位，如某科系哲學博士(Doctor of Philosophy,Ph.D)<ref>[https://www.topuniversities.com/blog/what-phd What is a PhD?]</ref>、理學博士(Doctor of Science D.S)、文學博士(Doctor of Arts D.A)、教育博士(Doctor of Education D.Ed) 、工商管理博士(Doctor of Business Administration D.B.A)、法理學博士(Doctor of Jurisprudence J.D)。基本上博士論文必須包含該領域創新又有深度的內容，並通過同行學者審查方能取得博士學位；
==起源==