theo·​bro·​mine | \ ˌthē-ə-ˈbrō-ˌmēn, -mən\

Definition of theobromine 

: a bitter alkaloid C7H8N4O2 closely related to caffeine that occurs especially in cacao beans and has stimulant and diuretic properties

Examples of theobromine in a Sentence

Recent Examples on the Web

Finally, there are a number of chemical compounds in cocoa, most notably the flavanols, caffeine, and a bitter alkaloid called theobromine. Jennifer Ouellette, Ars Technica, "Chocolate has an even earlier origin than we thought, new study finds," 29 Oct. 2018 The kicker is this drink’s concentration of theobromine, which is an alkaloid that acts similarly to caffeine (stimulating) but without the actual caffeine (or acidity) of coffee. Rachelle Robinett, Bon Appetit, "7 Ways to Get the Healthy, Chocolatey Goodness of Cacao into Your Diet," 27 Sep. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'theobromine.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of theobromine

1842, in the meaning defined above

History and Etymology for theobromine

New Latin Theobroma, genus that includes the cacao, from the- + Greek brōma food, from bibrōskein to devour — more at voracious

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the nub



the obvious

the Occident

the occult

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Last Updated

2 Dec 2018

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Time Traveler for theobromine

The first known use of theobromine was in 1842

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theo·​bro·​mine | \ ˌthē-ə-ˈbrō-ˌmēn, -mən \

Medical Definition of theobromine 

: a bitter alkaloid C7H8N4O2 closely related to caffeine that occurs especially in cacao beans and is used as a diuretic, myocardial stimulant, and vasodilator

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