senna

sen·na  (sn)

n.

1. Any of various plants of the genus Cassia, having pinnately compound leaves and showy, nearly regular, usually yellow flowers.

2. The dried leaves of Cassia angustifolia or C. acutifolia, used medicinally as a laxative.

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[New Latin, from Arabic san; akin to Aramaic sany, a thorn-bush.]

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senna

Noun

1. a tropical plant with yellow flowers and long pods

2. the dried leaves and pods of this plant, used as a laxative [Arabic sanā]

Thesaurus

Noun

1.

senna - any of various plants of the genus Senna having pinnately compound leaves and showy usually yellow flowers; many are used medicinally genus Senna - genus of shrubs and trees and herbs many of which are often classified as members of the genus Cassia Cassia alata, ringworm bush, ringworm cassia, ringworm shrub, Senna alata - tropical shrub (especially of Americas) having yellow flowers and large leaves whose juice is used as a cure for ringworm and poisonous bites; sometimes placed in genus Cassia avaram, Cassia auriculata, Senna auriculata, tanner's cassia - evergreen Indian shrub with vivid yellow flowers whose bark is used in tanning; sometimes placed in genus Cassia Alexandria senna, Alexandrian senna, Cassia acutifolia, Cassia augustifolia, Indian senna, Senna alexandrina, tinnevelly senna, true senna - erect shrub having racemes of tawny yellow flowers; the dried leaves are used medicinally as a cathartic; sometimes placed in genus Cassia Cassia occidentalis, coffee senna, mogdad coffee, Senna occidentalis, stinking weed, styptic weed - very leafy malodorous tropical weedy shrub whose seeds have been used as an adulterant for coffee; sometimes classified in genus Cassia bush, shrub - a low woody perennial plant usually having several major stems