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Dictionary

The RYI Dictionary of Philosophy is an open, free, and collaborative project between the Rational Youth Initiative (RYI) and the community that accepts entries relating to philosophical concepts. We welcome community submissions regarding possible entries to feature on our dictionary, as well as submissions to continuously further the quality of content that appears. If you see an entry that needs editing or if the definition is unclear, we encourage anyone to submit a form that both alerts us of the issue and helps the veracity of the entries. To fill out this document, please submit the form that appears on our Get Involved page. Thank you, and enjoy!

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Parallelism

Key Figures: Baruch Spinoza, Gottfried Wilhelm Leibniz, Nicolas Malebranche (an occasionalist, which is tied to parallelism), etc.

Philosophy

Key Figures: Plato, Aristotle, Al-Ghazali, Thomas Aquinas, Gottfried Wilhelm Leibniz, Immanuel Kant, Jean-Jacques Rousseau, etc.

Philosophy of Art

Key Figures: Plato, Aristotle, Immanuel Kant, Arthur Danto, George Dickie, etc.

Philosophy of Language

Key Figures: Bertrand Russell, Gottlob Frege, John Locke, Ludwig Wittgenstein, Immanuel Kant, W.V.O Quine, Noam Chomsky, etc.

Philosophy of Math

Key Figures: Leibniz, Dedekind, Frege, L.E.J. Brouwer, Kant, David Hilbert, Russell, Gödel, Putnam, etc.

Philosophy of Mind

Key Figures: Réne Descartes, Plato, Aristotle, Gottfried Leibniz, Thomas Hobbes, Thomas Henry Huxley, Parmenides, George Berkeley, etc.

Philosophy of Science

Key Figures: Aristotle, Francis Bacon, Rene Descartes, Piere Duhem, Carl Hempel, Karl Popper, Thomas Kuhn, Paul Feyerabend, etc.

Political Philosophy

Key Figures: Plato, Aristotle, Thomas Aquinas, Niccolò Machiavelli, Thomas Hobbes, John Locke, Jean-Jacques Rousseau, etc.

Pyrrhonian Skepticism

Key Figures: Pyrrho of Elis, Sextus Empiricus, Agrippa the Skeptic, Aenesidemus, etc.

Qualia

Key Figures: David Chalmers, David Lewis, C.I. Lewis, Thomas Nagel, Ned Block, Gilbert Harman, etc.

Rationalism

Key Figures: René Descartes, Baruch Spinoza, Gottfried Wilhelm Leibniz, Immanuel Kant, etc.

Reductive Materialism

Key Figures: J.J.C. Smart, Herbert Feigl, David Lewis, many modern philosophers and hard realists as well

Relativism

Key Figures: Friedrich Nietzsche, Protagoras, Bernard Crick, Joseph Margolis, Max Kölbel, Gilbert Harman, Robert Nozick, etc.

Religious Philosophy

Key Figures: Gottfried Leibniz, Baruch Spinoza, Thomas Aquinas, Alvin Plantinga, Graham Oppy, etc.

Skepticism

Key figures: Pyrrho of Elis, David Hume, Agrippa the Skeptic, René Descartes, Carneades, Sextus Empiricus, etc.

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