- (n.) The root of Spigelia Marilandica, used as a powerful vermifuge; also, that of S. Anthelmia. See definition 2 (below).
- (n.) An annual South American and West Indian plant (Spigelia Anthelmia).
- (n.) A perennial North American herb (Spigelia Marilandica), sometimes cultivated for its showy red blossoms. Called also Carolina pink, Maryland pinkroot, and worm grass.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). pinkroot. Retrieved September 30, 2026, from http://smartdefine.org/pinkroot/definitions/2045703 |
| Chicago | Webster's. 2011. "pinkroot" http://smartdefine.org/pinkroot/definitions/2045703 (accessed September 30, 2026). |
| Harvard | Webster's 2011, pinkroot, Smart Define, viewed 30 September, 2026, <http://smartdefine.org/pinkroot/definitions/2045703>. |
| MLA | Webster's. "pinkroot" 27 May 2011. Web. 30 September 2026. <http://smartdefine.org/pinkroot/definitions/2045703> |