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A thesaurus is a dictionary of synonyms (words that have the same or similar meaning). Thesauruses (or thesauri) often include related words that mean almost the same thing. Some thesauruses also include antonyms (words that have the opposite meaning).
Mar 13, 2024 · thesaurus (plural thesauri or thesauruses) A publication, traditionally in the form of a printed book and now often online, that provides synonyms (and sometimes antonyms and other semantic relations) for the words of a given language .
Search more than 275,000 synonyms, antonyms, related words, and idiomatic phrases. The thesaurus is more than just a list of synonyms; it is your guide to more precise and effective use of language.
