The Webster's New Explorer Dictionary of Synonyms and Antonyms by Inc. Staff Merriam-Webster is a comprehensive reference book published in 2003 by Federal Street Press. This hardcover dictionary contains 448 pages filled with synonyms and antonyms in the English language. It serves as a valuable resource for those looking to expand their vocabulary and understand the nuances of words in the language. With its convenient size of 8.2 x 5.5 inches and weight of 18.4 ounces, this book is a practical addition to any reference library.