The ABBREVIATIONS DICTIONARY by Robert S. Wachal is a nonfiction reference book published in 1999 by Houghton Mifflin Harcourt. This historical dictionary is aimed at young adults, ages 9-12, and adults, providing a comprehensive list of abbreviations in English. The hardcover format makes it durable for frequent use, and the 282 pages offer a thorough exploration of various abbreviations used in the 1990s. With its practicality and educational value, this dictionary is a valuable addition to any library.