[ noun ] doctrine that the useful is the good; especially as elaborated by Jeremy Bentham and James Mill; the aim was said to be the greatest happiness for the greatest number <noun.cognition>
Utilitarianism \U*til`i*ta"ri*an*ism\, n. 1. The doctrine that the greatest happiness of the greatest number should be the end and aim of all social and political institutions. --Bentham.
2. The doctrine that virtue is founded in utility, or that virtue is defined and enforced by its tendency to promote the highest happiness of the universe. --J. S. Mill.
3. The doctrine that utility is the sole standard of morality, so that the rectitude of an action is determined by its usefulness.
"Control, predictability of outcome, reductionism, utilitarianism and efficiency.