Senna

1. n. The plants themselves, native to the East, but now cultivated largely in the south of Europe and in the West Indies.
2. n. The leaves of several leguminous plants of the genus Cassia. (C. acutifolia, C. angustifolia, etc.). They constitute a valuable but nauseous cathartic medicine.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.