immaterialism Meaning, Definition & Usage

Im`ma*te"ri*al*ism noun
Etymology
Cf. F. immatérialisme.
Definitions
  1. The doctrine that immaterial substances or spiritual being exist, or are possible.
  2. (Philos.) The doctrine that external bodies may be reduced to mind and ideas in a mind; any doctrine opposed to materialism or phenomenalism, esp. a system that maintains the immateriality of the soul; idealism; esp., Bishop Berkeley's theory of idealism.

Webster 1913