| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
A system of ethics according to which the rightness or wrongness of an action should be judged by its consequences. The goal of utilitarian ethics is to promote the greatest happiness for the greatest number. Jeremy Bentham, an English philosopher, was the founder of utilitarianism; John Stuart Mill was its best-known defender.