atropine

Science Dictionary
atropine   (āt'rə-pēn', -pĭn)  Pronunciation Key 
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 © 2002. Published by Houghton Mifflin. All rights reserved.
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