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Medical Dictionary

senna

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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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