Arabic language has attained the status of an International language. United Nations has adopted Arabic as one of its six official languages. Arabic language plays a vital role in the commercial and the cultural fields in the globalizational era. Arabic is a very rich language, which can be compared to an ocean without any limits of depth or width. This work is designed to meet the needs of Terminology used in the field of Marketing and Telecommunication Sectors through Arabic-English for communication at the graduate and post-graduate levels in the colleges and universities. Special attention has been made by providing the list of terminology used in the Marketing and Telecommunication fields. The need for a book on Terminology Employed in Marketing Sector has long been felt. The purpose of this work is to train the students in the Marketing sector from Arabic into English and vice-versa, by providing worked out terminologies. It is hoped that this book will greatly help those students and readers who wish to learn and practice Arabic-English terminologies for Marketing and Telecommunication Sectors requirements and Telemarketing field developers.