Learning medical terminology in English is a fundamental element in the field of medicine, through which we can interpret and understand many medical specialties, various diseases, and all areas and organs of the human body, in addition to knowing all the devices and equipment used in the medical field. Learning medical terminology in English is important because it is a global language of communication in all countries of the world. Therefore, in this article, we will try to explain the origin of medical terminology, the importance of studying it, and its components.