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Definition of word from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games.

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Hopefully an Interesting, Informative and Amusing Experiment and Not A Slavishly Masturbatory Exercise in Abject Time-Wasting.

Wordnik: Dictionary Definitions and Example Sentences

Free online English dictionary from Oxford, plus thesaurus, word of the day, resume examples, letter writing, and English grammar

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An unabridged dictionary from aalii to zymurgy, including a pronunciation guide.