Sheikh Abdullah Al-Bitushi and his book "Sufficiency of Meanings in the Letters of Meanings"

This research is about Sheikh Abdullah Al-Bitushi and his book "Kephayatu'l-Moany fi Horofi'l-Maany"s meanings - a grammatical study. This research includes an introduction, introduction, chapters, two chapters, and a conclusion. In the preface, we talked about the life and genesis of Sheikh Al-Betushi, his scientific, cultural and literary status, poetry, elders and disciples, writings, and scientific activities. In the first chapter, we talked about the letters of meanings in the Arabic language, its definition, and the difference between letters of meanings and letters of buildings, then we mentioned some basic sources and references about letters of meanings, and scientific studies on them such as letters, research and theses. The second chapter, whose title is: The letters of meanings in the book (the sufficiency of meanings in the letters of meanings), in the description of the book, scientific studies about it, the method of interpreting letters of meanings, and the number of letters interpreted by the author, then we talked about the structures of characters, and the triple consists of (33) letters, and the quadrilateral letters consist of (20) letters, and the five characters consist of two letters, and all the letters that we mentioned consist of one hundred characters, and each letter has several meanings, And its meanings are reinforced by examples and evidence, and then we followed that with a conclusion, which we get rid is highlighted the findings of the research, then we have made a list of sources and references in the approved research. Introductory words: Arabic Science - Hayat Abdullah Al-Bitsushi - Writing letters of meanings