utilitarianism(redirected from Happiness theory)
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The moral philosophy that holds that an action is ethical according to its utility or usefulness in enhancing the welfare, safety, happiness, or pleasure of the community at large. This doctrine is popularly summarized as an action is ethical if it generates the greatest good for the greatest number of people.
The moral theory that the best action is the one that enhances the general welfare more than any other available or known alternative. An action is judged in terms of the goodness of its consequences with no consideration of the rules of action.
The moral theory that an action that follows a demonstrably proven ethical formula will necessarily be a good act. The ethical rule is judged to be correct by the amount of good it effects when it is followed.