from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. A taxonomic genus within the subtribe Cassiinae — the senna tree.
from the GNU version of the Collaborative International Dictionary of English
- n. The leaves of several leguminous plants of the genus Cassia. (C. acutifolia, C. angustifolia, etc.). They constitute a valuable but nauseous cathartic medicine.
- n. The plants themselves, native to the East, but now cultivated largely in the south of Europe and in the West Indies.
from The Century Dictionary and Cyclopedia
- n. A drug consisting of the dried leaflets of several species of Cassia.
- n. Any species of Cassia yielding the above drug. The name is extended more or less to other species of Cassia, and to a few similar plants.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. any of various plants of the genus Senna having pinnately compound leaves and showy usually yellow flowers; many are used medicinally
Arabic سنا (sanā). (Wiktionary)