Dictionaries, Thesauruses, Pictures, and Press Releases
- Duméril, André-Marie-Constant
- Dumond, Jesse William Monroe
- dump structure
- Dunbar, Carl Owen
- Duncan, John Charles
- Dundonald, Archibald Cochrane, Earl of
- Dunér, Nils Christofer
- dung roller
- Dunglison, Robley
- Dunham classification
- dunite
- Dunn, Leslie Clarence
- dunnart
- Dunoyer De Segonzac, Louis Dominique Joseph Armand
- Duntroonian
- Duperrey, Louis-Isidore
- Dupin, Pierre-Charles-François
- duplicatus
- duplicatus
- Duplicidentata