Dictionary.com
Thesaurus.com

tropine

American  
[troh-peen, -pin] / ˈtroʊ pin, -pɪn /

noun

Chemistry.
  1. a white, crystalline, hygroscopic, water-soluble, poisonous alkaloid, C 8 H 15 NO, obtained chiefly by the hydrolysis of atropine or hyoscyamine.


tropine British  
/ -pɪn, ˈtrəʊpiːn /

noun

  1. a white crystalline poisonous hygroscopic alkaloid obtained by heating atropine or hyoscyamine with barium hydroxide. Formula: C 8 H 15 NO

"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 tropine

First recorded in 1880–85; aphetic variant of atropine

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.

In module V, tropine and PLA glucoside are transported into the vacuole and together converted to littorine.

From Nature • Sep. 1, 2020

The tropine produced in module II and the PLA glucoside from module III are imported into the vacuole.

From Nature • Sep. 1, 2020

First, Srinivasan and Smolke engineered their strain to express a transporter protein from the tobacco plant Nicotiana tabacum that imports tropine into vacuoles.

From Nature • Sep. 1, 2020

When heated with baryta-water or hydrochloric acid, it takes up a molecule of water and is split into tropine, C8H15NO, and tropic acid, C9H10O3.

From Scientific American Supplement, No. 415, December 15, 1883 by Various

Atropine can be formed by uniting tropine and tropic acid, the two decomposition products already noted.

From Scientific American Supplement, No. 415, December 15, 1883 by Various