At a Glance
Epicurus
Epicurus, bronze bust from a Greek original, c. 280ā270 bce; in the Museo Archeologico Nazionale, Naples.
Materialism
philosophy
Materialism, in philosophy, the view that all facts (including facts about the human mind and will and the course of human history) are causally dependent upon physical processes, or even reducible to them. The word materialism has been used in modern times to refer to a family of metaphysical theories (i.e., theories of the nature of reality) that can best be defined by saying that a theory tends to be called materialist if it is...