Health care practitioners come from all walks of life physicians, dentists, nurses, medical students, laboratory and radiological technicians, pharmacists, epidemiologists, demographers, biostatisticians, medical social workers, community health workers, public health officials, hospital administrators, health care managers, medical script writers, medical secretaries, medical records personnel, speech and hearing pathologists, medical scientists and hospital receptionists, to name just a few. Collectively, they form, what is commonly known today, as the health care team. For effective interaction among these team members, it is imperative that they have a thorough understanding of basic terms and concepts so vital to clear communication. This concise dictionary helps do just that. It provides meanings and definitions of various clinical terms, symbols, formulae, abbreviations, and health care indicators as well as an analysis of the vast majority of clinical terms with which most health care practitioners come in contact during the course of their daily duties. Lists of important symbols, essential formulae, health care indicators, important abbreviations. essential drugs, trade and generic names of drugs, normal clinical values, and common tests and their diseases have also been appended.