This book is a critical study of the Arabic styles and its rhetorical arts in the prose and poetry The book consists of two parts .Parts one deals with the prose rhetoric and the author divided this part into thirty three terms. Part two studies poetry criticism and its rhetoric which is also divided into terms form comprising forty four eloquent words. Al-Baghdadi supported his study by giving poetic and prosaic examples to reinforce his speech and reveals his intention .The author proved his ideas throughout using these examples to support his points of view without preferring one to another