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A bitter, colorless alkaloid, C7H8N4O2, present in cacao beans and in smaller amounts in tea leaves, kola nuts, and other plant parts, and used in medicine as a diuretic, vasodilator, and myocardial stimulant.

[New Latin Theobrōma, tree genus (Greek theo-, theo- + brōma, food) + -ine.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˌθiːəʊˈbrəʊmiːn; -mɪn)
(Pharmacology) a white crystalline slightly water-soluble alkaloid that occurs in many plants, such as tea and cacao: formerly used to treat asthma. Formula: C7H8N4O2. See also xanthine2
[C18: from New Latin theobroma genus of trees, literally: food of the gods, from theo- + Greek brōma food + -ine2]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌθi əˈbroʊ min, -mɪn)

a crystalline alkaloid powder, C7H8N4O2, related to caffeine, obtained from the cacao bean and used chiefly in medicine as a diuretic and stimulant.
[1835–45; < New Latin Theobrom(a) genus of trees that includes cacao (< Greek theo- theo- + brôma food) + -ine2]
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