Indian Penal Code, 1860
320. Grievous hurt
The following kinds of hurt only are designated as "grievous":-
Secondly- Permanent privation of the sight of either eye.
Thirdly- Permanent privation of the hearing of either ear,
Fourthly- Privation of any member or joint.
Fifthly- Destruction or permanent impairing of the powers of any member or joint.
Sixthly- Permanent disfiguration of the head or face.
Seventhly- Fracture or dislocation of a bone or tooth.
Eighthly- Any hurt which endangers life or which causes the sufferer to be during the space of twenty days in severe bodily pain, or unable to follow his ordinary pursuits.