noun
- Chemistry) any theory in which all matter is composed of tiny discrete finite indivisible indestructible particles. (
- usage: "the ancient Greek philosophers Democritus and Epicurus held atomic theories of the universe"
- synonyms: atomism, atomic theory, atomistic theory
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). atomist theory. Retrieved September 20, 2026, from http://smartdefine.org/atomist_theory/definitions/1258382 |
| Chicago | WordNet. 2010. "atomist theory" http://smartdefine.org/atomist_theory/definitions/1258382 (accessed September 20, 2026). |
| Harvard | WordNet 2010, atomist theory, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/atomist_theory/definitions/1258382>. |
| MLA | WordNet. "atomist theory" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/atomist_theory/definitions/1258382> |