A thesaurus is mainly designed to give you words similar in meaning (synonyms) but many words will also have opposite words (antonyms) listed as well.
A Thesaurus will do. For spelling, check a dictionary.
Well there's a thesaurus. It gives you synonyms for words.
I think you mean a thesaurus; a book which groups together words of similar (and sometimes opposite) meanings.
It's called a 'thesaurus'.
A book of synonyms and antonyms is called a thesaurus.
A thesaurus is a book that is very useful to writers. Writers use a thesaurus to find synonyms and antonyms for common and over-used words in order to make there writings more interesting and unique.
Multiple synonyms for that word
A thesaurus is a book that provides synonyms (similar words) and sometimes antonyms (opposite words) for a given word. It is a useful tool for expanding your vocabulary and finding the right word for a particular context.
index
a thesaurus
If it is ONLY a thesaurus, and not a combined thesaurus and etymology (word origins) book, it will not show word origins.
The sentence pattern is subject + verb + object. "This book" is the subject, "is" is the verb, and "a thesaurus" is the object.