alexandrian senna

senna

[sen-uh]
noun
1.
any plant, shrub, or tree belonging to the genus Cassia, of the legume family, having pinnate leaves and large clusters of flowers.
2.
any of various cathartic drugs consisting of the dried leaflets of certain of these plants, as one drug (Alexandrian senna) derived from C. acutifolia, or another (Tinnevelly senna) derived from C. angustifolia.

Origin:
1535–45; < Neo-Latin < Arabic sanā

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World English Dictionary
senna (ˈsɛnə)
 
n
1.  any of various tropical plants of the leguminous genus Cassia, esp C. angustifolia (Arabian senna) and C. acutifolia (Alexandrian senna), having typically yellow flowers and long pods
2.  senna leaf the dried leaflets of any of these plants, used as a cathartic and laxative
3.  senna pods the dried fruits of any of these plants, used as a cathartic and laxative
 
[C16: via New Latin from Arabic sanā]

Senna (ˈsɛnə)
 
n
Ayrton (ˈɛətən). 1960--94, Brazilian racing driver: world champion (1988, 1990, 1991)

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