Book excerpt: The Oxford Dictionary of Sports Science and Medicine provides comprehensive and authoritative definitions of nearly 8000 sports science and sports medicine terms. All major areas are covered, including exercise psychology, sports nutrition, biomechanics, anatomy, sports sociology, training principles and techniques and sports injury and rehabilitation The dictionary will be an invaluable aid to students, coaches, athletes and anyone wanting instant access to the scientific principles, anatomical structures, and physiological, sociological and psychological processes that affect sporting performance. It will also be of interest to the general reader interested in sports science and medicine terminology.