(a.) Twenty times as many.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). twentyfold. Retrieved September 24, 2026, from http://smartdefine.org/twentyfold/definitions/2075770 |
| Chicago | Webster's. 2011. "twentyfold" http://smartdefine.org/twentyfold/definitions/2075770 (accessed September 24, 2026). |
| Harvard | Webster's 2011, twentyfold, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/twentyfold/definitions/2075770>. |
| MLA | Webster's. "twentyfold" 28 May 2011. Web. 24 September 2026. <http://smartdefine.org/twentyfold/definitions/2075770> |