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PHONEDictionaries & Thesauri
General Dictionaries
Oxford English Dictionary - Off-campus access requires BroncoWeb ID and Password. The most complete dictionary. Includes definitions, pronunciations, word histories, and dates.
YourDictionary.com - a dictionary which includes pronunciation sound files and synonyms. The website also offers other language related resources.
Cambridge Dictionaries Online - Designed for learners of English provides common contemporary usages.
Merriam-Webster Online Dictionary - a dictionary which includes pronunciation sound files. Also offers a separate thesaurus function.
Thesauri
Roget’s II: The New Thesaurus, Third Edition. 1995
One of the biggest names in Thesauri. Offers synonyms and antonyms to over 35,000 English words. From Bartleby.com.
Thesaurus.com
Easy to use interface. Website offers other language tools as well.
Slang Dictionaries
Slang, Commonly-Used American
More than 280 common American slang expressions sorted alphabetically. Good for ESL Students.
Cambridge International Dictionary of Idioms
Another good source of slang terms and idioms for all students, especially ESL.
Alternative Dictionaries
An experimental "internet collaborative project" that defines "words and expressions you most likely won't find in a normal dictionary."
Quotation Dictionaries
Bartlett's Familiar Quotations
"This tenth edition of 1919 contains over 11,000 searchable quotations."