noun
- Biology) a hypothetical force (not physical or chemical) once thought by Henri Bergson to cause the evolution and development of organisms. (.
- synonyms: vital force, vitality, elan vital
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). life force. Retrieved September 20, 2026, from http://smartdefine.org/life_force/definitions/1235824 |
| Chicago | WordNet. 2010. "life force" http://smartdefine.org/life_force/definitions/1235824 (accessed September 20, 2026). |
| Harvard | WordNet 2010, life force, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/life_force/definitions/1235824>. |
| MLA | WordNet. "life force" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/life_force/definitions/1235824> |