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hyoscyamine

American  
[hahy-uh-sahy-uh-meen, -min] / ˌhaɪ əˈsaɪ əˌmin, -mɪn /

noun

Pharmacology.
  1. a poisonous alkaloid, C 17 H 23 NO 3 , obtained from henbane and other solanaceous plants, used as a sedative, analgesic, mydriatic, and antispasmodic.


hyoscyamine British  
/ ˌhaɪəˈsaɪəˌmiːn, -mɪn /

noun

  1. a poisonous alkaloid occurring in henbane and related plants: an optically active isomer of atropine, used in medicine in a similar way. Formula: C 17 H 23 NO 3

"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

Etymology

Origin of hyoscyamine

First recorded in 1855–60; hyoscyam(us) + -ine 2

Vocabulary lists containing hyoscyamine

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

They then compared the activity of the HDH-encoding gene from A. belladonna with equivalents from other plants, and finally selected the gene from Circe’s jimsonweed as being optimal for hyoscyamine and scopolamine production.

From Nature Sep. 1, 2020

Srinivasan and Smolke4 engineered the yeast Saccharomyces cerevisiae to make the drugs hyoscyamine and scopolamine from glucose and amino acids.

From Nature Sep. 1, 2020

Hoehn and Reichardt have recently studied hyoscyamine in a very complete manner.

From Scientific American Supplement, No. 324, March 18, 1882 by Various

So Terence McGuire learned that Alvord Hendricks bought some hyoscyamine, on a doctor's prescription, about a month ago—the same to be used to relieve a serious case of earache.

From Raspberry Jam by Wells, Carolyn

According to this view hyoscyamine ought to be the hyoscinate of hyoscine, or at any rate an isomer of this body.

From Scientific American Supplement, No. 324, March 18, 1882 by Various

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