Definition of Extreme Cruelty
Extreme cruelty authorizing divorce may consist of personal injury or physical violence or it may be acts or omissions of such character as to destroy peace of mind or impair bodily or mental health of person upon whom inflicted or be such as to destroy the objects of matrimony. Schlueter v. Schlueter, 158 Neb. 233, 62 N.W.2d 871, 876.
That's the definition of Extreme Cruelty in Black's Law Dictionary 6th Edition. Courtesy of Cekhukum.com.