Purpose : To contribute to the development and globalization of physical therapy in south korea. In the near future setting up the new definition of physical therapy making up for present problem and analysis of the physical therapy business. Methods : Checking the definition of physical therapy be in use, and then we draw a new concept and definition according to the job description at ICF of WHO, WCPT, Korea Job Information System, National Health Personnel Licensing Examination Board Analyses. Results : The existing Definition of the korea physical therapy is focus on physical factor and rehabilitation. But, new Definition of physical therapy is contain prevention, functional limitation, therapy of disorder and be made up of definition more detailed and specialized. Conclusion : If definition of the physical therapy out of WCPT used modify and supplement for Korean society, help globalization as well as public relations of national at the Korea physical therapy and take rights physical therapist.