law: Hindu Minority and Guardianship Act, 1956
  4.Definitions .-
  In this Act,-
  (a) "minor" means a person who has not completed the
  
  age of eighteen years;
  (b) "major" means a person having the care of the
  
  person of a minor or of his property or of both his person and property, and
  
  includes-
  ( i ) a natural
  
  guardian,
  (ii) a guardian appointed by the will of the
  
  minor's father or mother,
  (iii) a guardian appointed or declared by a
  
  court, and
  (iv) a person empowered to act as such by or
  
  under any enactment relating to any court of wards;
  (c) " natural guardian" means
  
  any of the guardians mentioned in section 6.