A Book Listing the Synonyms of Words
This page is the CodyCross answer for the clue below from Taking Care of Our Planet, Group 1580, Puzzle 1 (Endangered Species).
Question is: A Book Listing the Synonyms of Words
and the answer is: THESAURUS
Word Meaning:
THESAURUS — A publication that provides synonyms (and sometimes antonyms and other semantic relations) for the words of a given language.
Definitions from Wiktionary.