- (n.) A leaf, especially a thin leaf or plate.
- (n.) A curve of the third order, consisting of two infinite branches, which have a common asymptote. The curve has a double point, and a leaf-shaped loop; whence the name. Its equation is x3 + y3 = axy.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). folium. Retrieved September 23, 2026, from http://smartdefine.org/folium/definitions/2009135 |
| Chicago | Webster's. 2011. "folium" http://smartdefine.org/folium/definitions/2009135 (accessed September 23, 2026). |
| Harvard | Webster's 2011, folium, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/folium/definitions/2009135>. |
| MLA | Webster's. "folium" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/folium/definitions/2009135> |