It contains approximately 40,000 main and sub-entries that contains myriad examples of usage, including formulaic phrases and idiomatic expressions.  Understandable throughout the nation, it is based primarily on the standard dialect of Moroccans from the cities of Fez, Rabat, and Casablanca. All Arabic citations are in an English transcription, making it invaluable to English-speaking non-Arabists, travelers, and tourists—as well as being an important resource tool for students and scholars in the Arabic language-learning field.