speciesism See MORAL STATUS.

species problem See PHILOSOPHY OF BIOLOGY.

specious present the supposed time between past and future. The term was...

speckled hen See PROBLEM OF THE SPECKLED HEN.

spectrum inversion See QUALIA. speculative philosophy, a form of theorizing that goes...

speculative reason See PRACTICAL REASONING.

speech act theory the theory of language use, sometimes called pragmatics, as opposed...

Spencer Herbert (1820–1903), English philosopher, social reformer, and editor of The...

Speusippus See ACADEMY.

Spinoza Baruch (1632–77), Dutch metaphysician, epistemologist, psychologist, moral philosopher, political theorist,...

spirit See SOUL.

spirit, Absolute See HEGEL.

spissitude See MORE, HENRY.

split brain effects a wide array of behavioral effects consequent upon the severing...

spontaneity, liberty of See FREE WILL PROBLEM,. HUM.

spread law See RELEVANCE LOGIC.

square of opposition a graphic representation of various logical relations among categorical propositions....

square of opposition, modal See CONTINGENT.

stadium paradox See ZENO'S PARADOXES.

Stagirite See ARISTOTLE.

standard analysis See MATHEMATICAL ANALYSIS.

standard interpretation See FORMAL SEMANTICS.

standard model a term that, like 'non-standard model', is used with regard...

standard semantics See SECOND-ORDER LOGIC.

state the way an object or system basically is; the fundamental,...

state, liberal theory of the See LOCKE, POLITICAL. PHILOSOPH.

state, political See POLITICAL PHILOSOPHY.

state description See CARNAP.

state function See QUANTUM MECHANICS.

statement, basic See FOUNDATIONALISM.