The word "thesaurus" in English means: A book that lists words in groups that have similar meanings; a book of synonyms., A collection of information about a particular subject or language..
The phonetic transcription of "thesaurus" is /θɪˈsɔː.rəs/ in British English and /θɪˈsɔːr.əs/ in American English. Click the 🔊 button to hear both pronunciations.
Synonyms for "thesaurus": synonymicon, lexicon, vocabulary, glossary, wordbook.
Example usage of "thesaurus": "I used a thesaurus to find a better word.". More examples on the page.