Encyclopaedia Britannica Online Includes the complete encyclopedia, as well as Merriam-Webster's Collegiate Dictionary and the Britannica Book of the Year. Use EB Online to search an Internet directory that includes more than 130,000 links to Web sites selected, rated, and reviewed by Britannica editors. A searchable, online atlas. Maps are arranged into themes and issues with each map providing descriptive information. Themes include physical, human, economic, historical, and general.
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The Oxford English Dictionary is the accepted authority on the evolution of the English language over the last millennium. It traces the usage of words through 2.5 million quotations from a wide range of international English language sources. Automatic cross-referencing, not only within individual works but also across the entire collection. With licensed texts from Bloomsbury, Macmillan, Oxford University Press and Penguin, xrefer's online offerings include these titles .