preference See DECISION THEORY.

preference logics See DECISION THEORY.

preference satisfaction utilitarianism See HARE.

prehension See WHITEHEAD.

premise See ARGUMENT.

premise, major See SYLLOGISM.

premise, minor See SYLLOGISM.

prenex normal form See NORMAL FORM.

prescriptive definition See DEFINITION.

prescriptive meaning See MEANING.

prescriptivism the theory that evaluative judgments necessarily have prescriptive meaning. Associated...

present-aim theory See PARFIT. pre-Socratics, the early Greek philosophers who were not...

presupposition, (1) a relation between sentences or statements, related to but...

pretheoretical independent of theory. More specifically, a proposition is pretheoretical, according...

Price Richard (1723–91), Welsh Dissenting minister, actuary, and moral philosopher. His...

Priestley Joseph (1733–1804), British experimental chemist, theologian, and philosopher. In 1774...

prima facie duty See DUTY, ROSS.

prima facie evidence See EVIDENCE.

prima facie justification See JUSTIFICATION.

prima facie right See RIGHTS.

primarily valuative word See PRESCRIPTIVISM.

primary process See FREUD.

primary qualities See QUALITIES.

primary rule See HART.

primary substance See ARISTOTLE.

prime matter See HYLOMORPHISM.

prime mover the original source and cause of motion (change) in the...

primitive symbol See LOGISTIC SYSTEM.

principium individuationis the cause (or basis) of individuality in individuals; what makes...

principle of bivalence the principle that any (significant) statement is either true or...