The 1969 The American Heritage Dictionary of the English Language is a comprehensive reference book published by Houghton Mifflin Harcourt. Authored by William Morris, this illustrated dictionary contains 1550 pages filled with definitions, pronunciations, and etymologies of English words. With a size of 11 inches in length, 8.5 inches in width, and 2.5 inches in height, this hardcover dictionary is a valuable resource for advanced language learners and enthusiasts of the English language. It is a timeless tool that captures the essence of the English language in its various forms and nuances.