Utilitarianism: social, political and philosophical movement claiming the good to be that which brings forth the greater utility or happiness for the greater number.
Classically defined by John Stuart Mill that “actions are right as they tend to promote happiness, wrong as they tend to promote pain”.
Source: ‘What is Good? What is Bad? The Value of All Values across Time, Place and Theories’ by John McMurtry, Philosophy and World Problems, Volume I-III, UNESCO in partnership with Encyclopedia of Life Support Systems: Oxford, 2004-11.