English dictionary
senna
/'s/E/n/@/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
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any of various plants of the genus Senna having pinnately compound leaves and showy usually yellow flowers; many are used medicinally
Source: WordNet 3.0
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The leaves of several leguminous plants of the genus Cassia. (<i>C. acutifolia</i>, <i>C. angustifolia</i>, etc.). They constitute a valuable but nauseous cathartic medicine.
Source: webster1913