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digitalis

[dij-i-tal-is, -tey-lis] /ˌdɪdʒ ɪˈtæl ɪs, -ˈteɪ lɪs/
noun
1.
any plant belonging to the genus Digitalis, of the figwort family, especially the common foxglove, D. purpurea.
2.
the dried leaves of the foxglove, Digitalis purpurea, used in medicine as a heart stimulant.
Origin
1655-1665
1655-65; < Neo-Latin digitālis, a name apparently suggested by the German name for the foxglove, Fingerhut literally, thimble; see digital
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for digitalis
  • The heart-stimulating effects of digitalis, which comes from foxgloves, were known to peasants long before doctors took note.
  • With the exception of digitalis for heart failure and quinine for malaria, there were almost no effective drugs.
  • The foxglove plant contains a chemical, digitalis, that can regulate an irregular heartbeat.
  • digitalis is a medication prescribed to certain heart patients.
  • Aldosterone inhibitors or digitalis may be used for some patients.
  • digitalis may be prescribed to increase the muscle contraction of the heart and help prevent hospitalization.
  • Abnormal levels means digitalis toxicity is present or is likely to develop.
  • Dietary remedies that list the ingredient plantain may contain digitalis, a powerful chemical that affects the heart.
British Dictionary definitions for digitalis

digitalis

/ˌdɪdʒɪˈteɪlɪs/
noun
1.
any Eurasian scrophulariaceous plant of the genus Digitalis, such as the foxglove, having bell-shaped flowers and a basal rosette of leaves
2.
  1. a drug prepared from the dried leaves or seeds of the foxglove: a mixture of glycosides used medicinally to treat heart failure and some abnormal heart rhythms
  2. any cardiac glycoside, whatever its origin
Word Origin
C17: from New Latin, from Latin: relating to a finger (referring to the corollas of the flower); based on German Fingerhut foxglove, literally: finger-hat or thimble
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for digitalis
n.

1660s, Modern Latin translation of German fingerhut, the German name of "foxglove," literally "thimble." Named by Fuchs (1542), and so called for its shape. The medicine (originally extracted from the plant) is so called from 1799.

Online Etymology Dictionary, © 2010 Douglas Harper
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digitalis in Medicine

digitalis dig·i·tal·is (dĭj'ĭ-tāl'ĭs)
n.

  1. A plant of the genus Digitalis, which includes the foxgloves, several species of which are a source of cardioactive steroid glycosides used in the treatment of certain heart diseases.

  2. A pharmaceutical prepared from the seeds and dried leaves of the purple foxglove, Digitalis purpurea, and prescribed as a cardiac stimulant in the treatment of congestive heart failure and other disorders of the heart.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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digitalis in Science
digitalis
  (dĭj'ĭ-tāl'ĭs)   
A drug prepared from the seeds and dried leaves of the purple foxglove, Digitalis purpurea, and prescribed as a cardiac stimulant in the treatment of congestive heart failure and other disorders of the heart.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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