tesaurus.
thesaurus:
Meaning & usage
thesaurus: 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
thesaurus: a hierarchy of subject headings: canonical titles of themes and topics, the titles serving as search keys
Where this word comes from
Borrowed from Dutch thesaurus, from Latin thēsaurus, from Ancient Greek θησαυρός (thēsaurós, “storehouse, treasure”).
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tesaurus has 8 characters. Say it out loud, try it alongside a description of your project, and see whether its meaning fits what you want to create.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.