UTILITY

noun. 1. With regard to making decisions and economic theory, the subjective worth of some result to a person in industrial and establishmental psychology, the worth of an intervention or system evaluated on the premise of its financial worth to the establishment. There are methodologies for evaluating the financial gains obtained from utilizing specific tests to choose workers or specific training programs. 3. With regard to biology, the usefulness of a trait in maintaining the life of a living being or prolonging the species. Both natural and artificial selection operate to escalate utility. With regard to utilitarianism, the "goodness" of an action as ascertained by the quantity or level of happiness stemming from it. 5. With regard to general, the ability of a thing to achieve its designed purpose.