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1 day ago · Search the Merriam-Webster Thesaurus for millions of synonyms, similar words, and antonyms. Our unique ranking system helps you find the right word fast and expand your English vocabulary.
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This work led to the common acceptance of the term thesaurus to refer to "a book of words and their synonyms." The word developed another meaning in the 1950s, when thesaurus began being used in the field of word processing to refer to a list of related terms used for indexing and retrieval.
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