Definitions of practice:

• noun:   a customary way of operation or behavior

  Example: "It is their practice to give annual raises"

• noun:   translating an idea into action

  Example: "A hard theory to put into practice"

• noun:   the exercise of a profession

  Example: "The practice of the law"

• noun:   knowledge of how something is usually done

  Example: "It is not the local practice to wear shorts to dinner"

• noun:   systematic training by multiple repetitions

  Example: "Practice makes perfect"

• verb:   avail oneself to

  Example: "Practice a religion"

• verb:   carry out or practice; as of jobs and professions

  Example: "Practice law"

• verb:   learn by repetition

  Example: "Pianists practice scales"

• verb:   engage in a rehearsal (of)