Senna Sen"na, n. [Cf. It. & Sp. sena, Pg. sene, F. s['e]n['e]; all fr. Ar. san[=a].] 1. (Med.) The leaves of several leguminous plants of the genus Cassia. ({C. acutifolia}, {C. angustifolia}, etc.). They constitute a valuable but nauseous cathartic medicine. [1913 Webster]

2. (Bot.) The plants themselves, native to the East, but now cultivated largely in the south of Europe and in the West Indies. [1913 Webster]

{Bladder senna}. (Bot.) See under {Bladder}.

{Wild senna} (Bot.), the {Cassia Marilandica}, growing in the United States, the leaves of which are used medicinally, like those of the officinal senna. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Senna — can refer to:Individuals* Ayrton Senna (1960–1994), former Brazilian F1 driver and triple World Champion * Bruno Senna (born 1983), race car driver and nephew of Ayrton Senna * Danzy Senna (born 1970), novelist * Marcos Senna (born 1976),… …   Wikipedia

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  • senna — 1540s, from Mod.L. senna, from Arabic sana. Earlier was sene (c.1400), from French …   Etymology dictionary

  • Senna — Senna, s. Sennesblätter …   Kleines Konversations-Lexikon

  • SENNA — vulgo MISA, fluv. Umbriae in ora Senonum ad Senam Gallicam urb. mari Hadriatico acceptus, Lucan. l. 2. v. 407. Sennaque, et Aariacas qui verberat Aufidus undas. Ortelie Cesano esse videtut, inter Fanum et Senogalliam …   Hofmann J. Lexicon universale

  • senna- — *senna , *sennaz, *senþna , *senþnaz germ., stark. Maskulinum (a): nhd. Sinn; ne. sense (Neutrum); Rekontruktionsbasis: ae., afries., ahd.; Etymologie: vergleiche idg …   Germanisches Wörterbuch

  • senna — ► NOUN ▪ a laxative prepared from the dried pods of the cassia tree. ORIGIN Arabic …   English terms dictionary

  • senna — [sen′ə] n. [ML sene < Ar sanā] 1. any of a genus (Cassia) of plants of the caesalpinia family, with finely divided leaves and yellow flowers 2. the dried leaflets of various sennas, used, esp. formerly, as a laxative …   English World dictionary

  • Senna — Cette page d’homonymie répertorie les différents sujets et articles partageant un même nom.  Pour l’article homophone, voir Sena. Biologie Senna peut désigner : un genre végétal : Senna (genre) …   Wikipédia en Français

  • senna — /sen euh/, n. 1. any plant, shrub, or tree belonging to the genus Cassia, of the legume family, having pinnate leaves and large clusters of flowers. 2. any of various cathartic drugs consisting of the dried leaflets of certain of these plants, as …   Universalium

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