noun
- A particle that has the same mass as another particle but has opposite values for its other properties; interaction of a particle and its antiparticle results in annihilation and the production of radiant energy. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). antiparticle. Retrieved September 20, 2026, from http://smartdefine.org/antiparticle/definitions/1226571 |
| Chicago | WordNet. 2010. "antiparticle" http://smartdefine.org/antiparticle/definitions/1226571 (accessed September 20, 2026). |
| Harvard | WordNet 2010, antiparticle, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/antiparticle/definitions/1226571>. |
| MLA | WordNet. "antiparticle" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/antiparticle/definitions/1226571> |