senna

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noun sen·na \ˈse-nə\

Definition of senna

  1. 1 :  any of a genus (Cassia syn. Senna) of leguminous herbs, shrubs, and trees native to warm regions; especially :  one used medicinally

  2. 2 :  the dried leaflets or pods of various sennas (especially C. angustifolia syn. Senna alexandrina) used as a purgative

Origin and Etymology of senna

New Latin, from Arabic sanā


First Known Use: 1543


Medical Dictionary

senna

play
noun sen·na \ˈsen-ə\

Medical Definition of senna

  1. 1:  any of a genus (Cassia synonym Senna) of leguminous plants of warm regions; especially :  one used medicinally

  2. 2:  the dried leaflets or pods of various sennas (especially Cassia angustifolia synonym Senna alexandrina) used as a purgative


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