What's another word for thesaurus?

I went on Thesaurus.com and this is what it says:

Main Entry:    thesaurus
Part of Speech:    noun
Definition:    dictionary of synonyms and antonyms
Synonyms:    glossary, language reference book, lexicon, onomasticon, reference book, sourcebook, storehouse of words, terminology, treasury of words, vocabulary, word list

word list, dictionary,vocabulary list,glossary

Thisisadumbassquestionaurus!

The book for words with other words.

...that's what I call it. I forget what the name of a thesaurus sometimes. :]

a book with many word for other words