noun
- United States writer whose novels argued for social reform (1878-1968. ).
- synonyms: Sinclair, Upton Sinclair
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). upton beall sinclair. Retrieved September 22, 2026, from http://smartdefine.org/upton_beall_sinclair/definitions/1318494 |
| Chicago | WordNet. 2010. "upton beall sinclair" http://smartdefine.org/upton_beall_sinclair/definitions/1318494 (accessed September 22, 2026). |
| Harvard | WordNet 2010, upton beall sinclair, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/upton_beall_sinclair/definitions/1318494>. |
| MLA | WordNet. "upton beall sinclair" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/upton_beall_sinclair/definitions/1318494> |