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A reference book containing an alphabetical list of words, with information given for each word, usually including meaning, pronunciation, and etymology.
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A book listing the words of a language with translations into another language.
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A book listing words or other linguistic items in a particular category or subject with specialized information about them: a medical dictionary.
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Computer Science A list of words stored in machine-readable form for reference, as by spelling-checking software.
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Computer Science An electronic spelling checker.
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American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.