Digitalis purpurea
digitalin dig"i*ta`lin, n. [Cf. F. digitaline.] (a) (Medicine, Pharmacy) Any one of several extracts of foxglove ({Digitalis}), as the ``French extract,'' the ``German extract,'' etc., which differ among themselves in composition and properties. Both {Digitalis lanata} and {Digitalis purpurea} have been used to prepare such extracts. (b) (Chem.) the distinctive chemical substance, a steroid glycoside, which is the essential ingredient of the extracts of foxglove. It is a white, crystalline substance ({C36H56O14}), and is a 3-substituted diglucoside of a steroid. It is a powerful cardiac stimulant and is used as a cardiotonic for treatment of certain heart conditions, such as congestive heart failure. Chemically it is

(3[beta],5[beta],16[beta])-3-[6-Deoxy-4-O-[beta]-D-glucopyranosyl-3-O-methyl-[beta]-D-galactopyranosyl)oxy]-14,16-dihyroxy-card-20 (22)-enolide. The related compounds {digitoxin} and {digoxin} are also extracted from the foxglove. The class of steroid glycosides having cardiotonic properties are refered to as the cardiac glycosides. --MI11

Syn: digitalinum verum, Diginorgin, Schmiedeberg's digitalin, digitalis, digitalis glycoside. [1913 Webster +PJC]


The Collaborative International Dictionary of English. 2000.

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  • Digitalis purpurea — Digitalis Dig i*ta lis, n. [NL.: cf. F. digitale. So named (according to Linn[ae]us) from its finger shaped corolla.] 1. (Bot.) A genus of plants of the family {Schrophulariaceae}, including the foxglove. [1913 Webster] 2. (Med.) The dried leaves …   The Collaborative International Dictionary of English

  • Digitalis purpurea —   Digital …   Wikipedia Español

  • Digitalis purpurea — This article is about the flowering plant. For the band, see Digitalis Purpurea (band). Digitalis purpurea Digitalis purpurea (Common Foxglove) Scientific classification …   Wikipedia

  • Digitalis purpurea — Digitale pourpre …   Wikipédia en Français

  • Digitalis purpurea — Digitale pourpre Digitale pourpre …   Wikipédia en Français

  • Digitalis purpurea — Roter Fingerhut Roter Fingerhut (Digitalis purpurea) Systematik Klasse: Dreifurchenpollen Zweikeimblättrige (Rosopsida) …   Deutsch Wikipedia

  • Digitalis purpurea — fingerroot fingerroot n. tall leafy European biennial or perennial ({Digitalis purpurea}) having spectacular clusters of large tubular pink purple flowers; its leaves yield the drug digitalis and are poisonous to livestock. Syn: common foxglove,… …   The Collaborative International Dictionary of English

  • Digitalis purpurea — fingerroot fingerroot n. tall leafy European biennial or perennial ({Digitalis purpurea}) having spectacular clusters of large tubular pink purple flowers; its leaves yield the drug digitalis and are poisonous to livestock. Syn: common foxglove,… …   The Collaborative International Dictionary of English

  • Digitalis purpurea — paprastoji rusmenė statusas T sritis vardynas apibrėžtis Bervidinių šeimos dekoratyvinis, vaistinis nuodingas augalas (Digitalis purpurea), paplitęs pietų Europoje ir šiaurės Afrikoje. atitikmenys: lot. Digitalis purpurea angl. common foxglove;… …   Lithuanian dictionary (lietuvių žodynas)

  • Digitalis purpurea — Foxglove Fox glove , n. [AS. foxes gl[=o]fa, foxes cl[=o]fa,foxes clife.] (Bot.) Any plant of the genus {Digitalis}. The common English foxglove ({Digitalis purpurea}) is a handsome perennial or biennial plant, whose leaves are used as a powerful …   The Collaborative International Dictionary of English

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