noun
- The political theory that if one nation comes under communist control then neighboring nations will also come under communist control. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). domino theory. Retrieved September 23, 2026, from http://smartdefine.org/domino_theory/definitions/1215556 |
| Chicago | WordNet. 2010. "domino theory" http://smartdefine.org/domino_theory/definitions/1215556 (accessed September 23, 2026). |
| Harvard | WordNet 2010, domino theory, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/domino_theory/definitions/1215556>. |
| MLA | WordNet. "domino theory" 23 October 2010. Web. 23 September 2026. <http://smartdefine.org/domino_theory/definitions/1215556> |