The answer is dictionary.
<span>glossary - an alphabetical list of terms or words found in or relating to a specific subject, text, or dialect, with explanations; a brief dictionary.
</span>
a thesaurus lists words in groups of synonyms and related concepts.
it is not an encylopedia
I believe your answer would be True. Revising your writing would mean going over it again and correcting mistakes within your writing.
I hope this is helpful!
The driver should check the gasoline