(n.) Any plant of the genus Pilularia; minute aquatic cryptograms, with small pill-shaped fruit; -- sometimes called peppergrass.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). pillwort. Retrieved September 23, 2026, from http://smartdefine.org/pillwort/definitions/2045573 |
| Chicago | Webster's. 2011. "pillwort" http://smartdefine.org/pillwort/definitions/2045573 (accessed September 23, 2026). |
| Harvard | Webster's 2011, pillwort, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/pillwort/definitions/2045573>. |
| MLA | Webster's. "pillwort" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/pillwort/definitions/2045573> |