D. Th.
Doctor of Theology 神学博士
D.A.
District Attorney;doctor of arts 文学博士;doesn't [don't] answer
D.D.
《金融》demand draft;designated driver;Doctor of Divinity 神学博士
D.D.S.
Doctor of Dental Science 歯科学博士;Doctor of Dental Surgery 口腔外科博士
D.E.
Doctor of Engineering 工学博士
D.F.2
《通信》direction finder;Doctor of Forestry 森林学博士
D.M.D.
歯学博士(Doctor of Dental Medicine)語源[ラテン Dentariae Medicinae Doctor]
D.P.H.
Doctor of Public Hygiene 公衆衛生学博士
DCL
Doctor of Civil Law 民法学博士
DEd
Doctor of Education 教育学博士