| Merriam-Webster Dictionary OnlineAlthough this is the free and not the unabridged edition, it is still excellent and includes a thesaurus and pronunciation sound clips for many words. |
| Oxford English Dictionary The single best tool for tracing the origins, history, and usage of words in the English language. |
| Selected Online Dictionaries Chosen and described by Academic Librarians |
| Encyclopedia Britannica Online The online version of the best known English language encyclopedia in the world. Includes an atlas, a collection of illustrative video clips, and suggested Internet sites for your search topic. |
| Information Please Almanac Facts and statistics on numerous topics, often taken from authoritative sources such as the U.S. government. Good for fast fact checking, "thumbnail" descriptions of prominent people, data on nations, and more. |
| Credo Reference A large collection of online reference books on diverse subjects. |
| Encyclopedia of Social Work contains four hundred subject entries and two hundred brief biographies of key figures in the history of social work. Clearly arranged in A-Z format. |
