Ray John (1627–1705), English naturalist whose work on the structure and...

Razi, al See AL-RazI.

Reactive attitude See STRAWSON.

Real assent See NEWMAN.

Real definition See DEFINITION.

Real distinction See FUNDAMENTUM DIVISIONIS.

Real essence See ESSENTIALISM.

Real mathematics See HILBERT'S PROGRAM.

Real number See MATHEMATICAL ANALYSIS.

Real proposition See HILBERT'S PROGRAM.

Realism ante rem See PROPERTY.

Realism in rebus See PROPERTY.

Realism, direct See DIRECT REALISM.

Realism, internal See PHILOSOPHY OF SCIENCE.

Realism, metaphysical See ARMSTRONG, METAPHYS-. ICAL REALIS.

Realism, modal See LEWIS, DAVID.

Realism, moral See MORAL REALISM.

Realism, naive See PERCEPTION.

Realism, perceptual See PERCEPTION.

Realism, scientific See PHILOSOPHY OF SCIENCE; SEL-. LARS , WILFRI.

Realism, Scotistic See DUNS SCOTUS.

Reality in standard philosophical usage, how things actually are, in contrast...

Reality principle See FREUD.

Realizability, multiple See FUNCTIONALISM.

Realization See PHILOSOPHY OF MIND.

Realization, physical See REDUCTION.

Reason See PRACTICAL REASON, THEORETICAL REA -. SO.

Reason, all-things-considered See REASONS FOR. ACTIO.

Reason, evidential See EPISTEMOLOGY.

Reason, exciting See HUTCHESON.