Dictionaries, Thesauruses, Pictures, and Press Releases
- dual decay
- Dubini, Angelo
- Dublin Bay prawn
- Dubois, Jacques (Latin, Jacobus Sylvius)
- Dubois, Marie Eugène François Thomas
- Dubois, Raphael-Horace
- Dubois-Reymond, Emil Heinrich
- Duboisia
- Duboscq, Octave
- Duchesne, Joseph
- duck virus hepatitis
- duck-billed dinosaurs
- duck-billed platypus
- duckbill eel
- Duclaux, Émile
- ductile behaviour
- ductless gland
- ductless gland
- ductus pneumaticus
- Ducula