Definition of senna in English:

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Pronunciation: /ˈsenə/


1The cassia tree.
Example sentences
  • Senna grows in most tropical regions of the world.
  • Even we do not use irrigation and fumigation to our field used for growing senna.
1.1A laxative prepared from the dried pods of the cassia tree.
Example sentences
  • The non-osmotic laxatives, phenolphthalein and senna, partly act by stimulating secretory mechanisms in the intestine.
  • Do not use strong laxatives, such as the stimulant laxative senna, on a routine basis unless on the advice of doctor, because long term use of such laxatives can be harmful.
  • A 40-year-old woman with Rett syndrome presented to her general practitioner with a long-standing history of abdominal pain, loss of appetite, and constipation requiring laxatives including senna.


Mid 16th century: from medieval Latin sena, from Arabic sanā.

Words that rhyme with senna

antenna, Avicenna, duenna, henna, Jenna, Jenner, Morwenna, Ravenna, Siena, sienna, tenner, tenor, Vienna

For editors and proofreaders

Syllabification: sen·na

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