Ethics(n.) The science of human duty; the body of rules of duty drawn from this science; a particular system of principles and rules concerting duty, whether true or false; rules of practice in respect to a single class of human actions; as, political or social ethics; medical ethics.
Thesaurus Entries
aesthetics, allegiance, assigned task, axiology, bounden duty, burden, business, call of duty, casuistry, charge, commitment, cosmology, dedication, deference, devoir, devotion, duties and responsibilities, duty, epistemology, fealty, first philosophy, gnosiology, homage, imperative, line of duty, logic, loyalty, mental philosophy, metaphysics, mission, moral philosophy, must, obligation, ontology, onus, ought, phenomenology, philosophastry, philosophic doctrine, philosophic system, philosophic theory, philosophical inquiry, philosophical speculation, philosophy, place, respect, school of philosophy, school of thought, science of being, self-imposed duty, sophistry, theory of beauty, theory of knowledge, value theory