WordSmyth "...an innovative and evolving language reference source that meshes the functions of a dictionary and a thesaurus with powerful and flexible search capabilities."
Dictionaries —Foreign Language
WordReference.com A dictionary to and from French, English, Italian, Spanish, as well as Spanish-Portuguese and the reverse.
your Dictionary.com
Provides over 150 foreign language dictionaries, as well as thesauri and grammars.
Encyclopedias
Access Science (Duke only)
An encyclopedia of science and technology.
Britannica Online (Duke only)
Contains the Encyclopædia Britannica and the Merriam-Webster Collegiate Dictionary.