from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Philosophy The view that all that exists is ultimately physical.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A philosophical position holding that everything which exists is no more extensive than its physical properties; that is, that there are no kinds of things other than physical things.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. (philosophy) the philosophical theory that matter is the only reality
physical + -ism (Wiktionary)