1. Plural of immaterialism; philosophical doctrines or systems that deny the existence of matter or hold that reality is fundamentally non-physical or spiritual.
Usage: philosophy; formal; academic

Examples

• Various immaterialisms have emerged throughout the history of Western philosophy.
• Berkeley's immaterialism challenged the assumption that physical matter exists independently of perception.
• The philosopher argued that different immaterialisms offer distinct solutions to the mind-body problem.
• Immaterialisms reject the materialist view that only physical substances are real.
• Students of metaphysics often study immaterialisms alongside competing materialist theories.