(n.) A chart or graphic representation of the average distribution of rain over the surface of the earth.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). hyetograph. Retrieved September 20, 2026, from http://smartdefine.org/hyetograph/definitions/2018181 |
| Chicago | Webster's. 2011. "hyetograph" http://smartdefine.org/hyetograph/definitions/2018181 (accessed September 20, 2026). |
| Harvard | Webster's 2011, hyetograph, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/hyetograph/definitions/2018181>. |
| MLA | Webster's. "hyetograph" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/hyetograph/definitions/2018181> |