atropine
[ a-truh-peen, -pin ]
/ ˈæ trəˌpin, -pɪn /
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noun Pharmacology.
a poisonous crystalline alkaloid, C17H23NO3, obtained from belladonna and other plants of the nightshade family, that prevents the response of various body structures to certain types of nerve stimulation: used chiefly to relieve spasms, to lessen secretions, and, topically, to dilate the pupil of the eye.
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Let’s start with some etymology: What are the origins of the typographical word “bracket”?
First appeared around 1750, and is related to the French word “braguette” for the name of codpiece armor.
First appeared in 1610, based on the French word “baguette” for the long loaf of bread.
First appeared in 1555, and is related to the French word “raquette” for a netted bat.
TAKE THE QUIZ TO FIND OUT Words nearby atropine
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
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British Dictionary definitions for atropine
atropine
atropin (ˈætrəpɪn)
/ (ˈætrəˌpiːn, -pɪn) /
noun
a poisonous alkaloid obtained from deadly nightshade, having an inhibitory action on the autonomic nervous system. It is used medicinally in pre-anaesthetic medication, to speed a slow heart rate, and as an emergency first-aid counter to exposure to chemical warfare nerve agents. Formula: C 17 H 23 NO 3
Word Origin for atropine
C19: from New Latin atropa deadly nightshade, from Greek atropos unchangeable, inflexible; see Atropos
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Medical definitions for atropine
atropine
[ ăt′rə-pēn′, -pĭn ]
n.
An alkaloid obtained from belladonna and related plants, used to dilate the pupils of the eyes and as an antispasmodic, antisudorific, and anticholinergic.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for atropine
atropine
[ ăt′rə-pēn′, -pĭn ]
A poisonous, bitter, crystalline alkaloid derived from deadly nightshade and related plants. It is used as a drug to dilate the pupils of the eye and to inhibit muscle spasms. Chemical formula: C17H23NO3.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.