Dictionary and Thesauri

Oxford Reference Online UCCS only
Searches hundreds of general and subject specific dictionaries, language references, and subject reference works published by Oxford University Press.

Oxford English Dictionary UCCS only

Oxford Language Dictionaries Online UCCS only
Includes several English translation dictionaries in Chinese, French, Spanish, German, Italian and Russian. Dictionary entries include example sentences.

Merriam Webster Online

Bartleby
Searches reference works and fiction, non-fiction, and poetry anthologies.

YourDictionary.com

Wordsmyth: Dictionary-Thesaurus

Roget's Thesaurus (1911 edition)
Part of the American and French Research on the Treasury of the French Language (ARTFL) project.

Specialized Dictionaries

New Palgrave Dictionary of Economics Online 2nd ed. UCCS only
Complete full-text of the second edition of the New Palgrave Dictionary of Economics.