(n.) A genus of herbs, some species of which, especially the Isatis tinctoria, yield a blue dye similar to indigo; woad.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). isatis. Retrieved October 2, 2026, from http://smartdefine.org/isatis/definitions/2023887 |
| Chicago | Webster's. 2011. "isatis" http://smartdefine.org/isatis/definitions/2023887 (accessed October 2, 2026). |
| Harvard | Webster's 2011, isatis, Smart Define, viewed 2 October, 2026, <http://smartdefine.org/isatis/definitions/2023887>. |
| MLA | Webster's. "isatis" 27 May 2011. Web. 2 October 2026. <http://smartdefine.org/isatis/definitions/2023887> |