This is a Webster’s Collegiate Thesaurus, published in 1988 by Merriam-Webster, Inc. It is a hardcover book with 894 pages and dimensions of 9.9in x 7.2in x 2.8in, weighing 49.6 oz. The book covers English language study, grammar, and subjects related to languages. It is suitable for learners of all levels, including beginners, intermediate, and advanced students. The book contains over 300,000 synonyms and antonyms, making it an ideal reference for writers, students, and language enthusiasts.