Praxis

prax·is (prăk’sĭs) pronunciationn., pl. prax·es (prăk’sēz’).
   1. Practical application or exercise of a branch of learning.   2. Habitual or established practice; custom.
The noun praxis means translating an idea into action  Synonym: practice
Praxis is a Latinate English noun, referring to the process of putting theoretical knowledge into practice.
Praxis is a term in Eastern Orthodox theology, referring to the practice of faith, especially worship.