A thesaurus is a book that allows you to look up a word to find its synonyms.
a thesaurus
a book with synonyms
index
index
Yes, a thesaurus is a book that lists the synonyms of words.
cooking book
a thesaurus
A thesaurus.
"Thesaurus" is a book that contains synonyms for words.
Thesaurus
A thesaurus is a book that is useful for finding synonyms, or words that have similar meanings, to help expand vocabulary and improve writing by avoiding repeated words.