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Definitions of over 500,000 words; offers the etymological analysis and detailed listings of variant spellings; and traces the usage of words from their first recorded occurrence to the modern period through 2.5 million quotations.
An online encyclopedia from the industry leader of award-winning encyclopedias, reference sources, and digital products.
Definitions and translations from over 100 full-text dictionaries on foreign languages, art, history, literature, science, and more.
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