Ramsey-eliminability See BETH'S DEFINABILITY THE-. ORE.

Rashdall Hastings (1858–1924), English historian, theologian, and personal idealist. While acknowledging...

Ramsey test See RAMSEY.

Ramus Petrus, in French, Pierre de La Ramée (1515–72), French philosopher...

quiddity See AVICENNA, ESSENTIALISM.

quinque voces See PREDICABLES.

quaternio terminorum See SYLLOGISM.

quasi-indicator Castañeda's term for an expression used to ascribe indexical reference...

Quine W(illard) V(an) O(rman) (b.1908), American philosopher and logician, renowned for...

quasi-quotes See CORNERS.

Rabad See IBN DAUD.

quantifier shift fallacy See FORMAL FALLACY.

quantity See MAGNITUDE, SYLLOGISM.

quantum logic the logic of which the models are certain non-Boolean algebras...

quantifying in use of a quantifier outside of an opaque construction to...

quantificational shift fallacy See FORMAL FALLACY.

quantification theory, elementary See FORMAL. LOGI.

quantification the application of one or more quantifiers (e.g., 'for all...

quantifier elimination See UNIVERSAL INSTANTIA -. TIO.

quantifier See FORMAL LOGIC, PLURALITIVE LOGIC.

quality See SYLLOGISM.

pure concept See KANT.

purpose See INTENTION.

Pyrrhonian Skepticism See SKEPTICISM, SKEPTICS.

purposive explanation See PHILOSOPHY OF SCIENCE.

pure reason See KANT.

Pythagoreanism See PYTHAGORAS.

Pythagoras (570?–495? B.C.), the most famous of the pre-Socratic Greek philosophers....

quale See QUALIA. qualia (singular: quale), those properties of mental states...

qualities properties or characteristics. There are three specific philosophical senses. (1)...