Web Resources

American Heritage Dictionary
http://www.bartleby.com/61/

Cambridge Dictionaries
http://dictionary.cambrideg.org

Merriam-Webster Dictionary and Thesaurus
http://www.m-w.com

Roget's II: The New Thesaurus
http://www.bartleby.com/62/

Acronym Finder
http://www.acronymfinder.com

Brewer’s Dictionary of Phrase and Fable
http://www.bartleby.com/81/

Symbols.com
http://www.symbols.com/
Includes 2,500 symbols, searchable by their graphic characteristics.