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.C.
《音楽》da capo；District of Columbia
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.1
信仰の擁護者（Defender of the Faith）語源［ラテンDefensor Fidei］
D.F.2
《通信》direction finder；Doctor of Forestry 森林学博士
D.F.C.
《軍事》Distinguished Flying Cross 空軍殊勲十字章
D.G.1
Dei gratia
