Prescribe

v. i.
  1. To give directions; to dictate.
  2. To influence by long use
  3. (Med.) To write or to give medical directions; to indicate remedies; as, to prescribe for a patient in a fever.
  4. (Law) To claim by prescription; to claim a title to a thing on the ground of immemorial use and enjoyment, that is, by a custom having the force of law.