Glossary of Philosophical Terms

A comprehensive collection of philosophical concepts, terms, and ideas

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Knowledge derived from or justified by experience and empirical observation.

Epistemology John Locke, David Hume

Knowledge that is independent of experience, known through reason alone.

Epistemology Immanuel Kant

Descartes' famous argument: "I think, therefore I am" (Cogito ergo sum) - the one certainty that survives radical doubt.

Epistemology René Descartes

The theory that the mind begins as a "blank slate" with no innate ideas, all knowledge coming from experience.

Epistemology John Locke

M. M.