百科全書與詞典

Encyclopedias資料庫

Oxford English Dictionary (all ages)
Definitions, pronunciations, origins, and examples of words in context.
Grolier Online (all ages)
A collection of the full versions of many popular encyclopedia.
Gale Virtual Reference Library (all ages)
Database of encyclopedias and specialized reference sources for multidisciplinary research.
Encyclopædia Britannica Online (all ages)
Contains several Britannica encyclopedias.

相關網站

Merriam Webster Dictionary and Thesaurus
Also includes Spanish-English Dictionary, Medical Dictionary, and Encyclopedia.
Thesaurus.com (all ages)
Encyclopedia.com (all ages)
Reference entries from credible, published sources like Oxford University Press and Columbia Encyclopedia.

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