Book excerpt: Biomedical engineering is one of the most prominent and rapidly developing engineering fields. It is a discipline that is involved in the development of devices, algorithms, processes, procedures and systems to enhance and improve the medical field. Biomedical engineering has multiple areas of specialization that include: biomechanics, biomaterials, tissue engineering, imaging, and bioinstrumentation. This book serves as a guide to students and professionals seeking to understand commonly used technical terms and phrases in the biomedical engineering field. The content is specifically designed to define technical terms in a general context to facilitate an overall understanding. The author begins by translating terms in English to Arabic then Arabic to English. This text can be used as a tool in the academic or professional environment for both English speaking and non-English speaking individuals alike.