thesaurus
/θɪˈsɔrəs/
noun
- A book or digital resource that lists words grouped together according to similarity of meaning (synonyms and sometimes antonyms).
- I used a thesaurus to find a better word than 'good' for my report.
- The online thesaurus suggested 'excellent,' 'superb,' and 'outstanding.'
- She keeps a printed thesaurus on her desk for writing assignments.