from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A bitter, colorless alkaloid, C7H8N4O2, derived from the cacao bean, found in chocolate products and used in medicine as a diuretic, vasodilator, and myocardial stimulant.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An alkaloid, of similar structure to caffeine, found in chocolate and cocoa.
from the GNU version of the Collaborative International Dictionary of English
- n. An alkaloidal ureide, C7H8N4O2, homologous with and resembling caffeine, produced artificially, and also extracted from cacao and chocolate (from Theobroma Cacao) as a bitter white crystalline substance; -- called also dimethyl xanthine.
from The Century Dictionary and Cyclopedia
- n. A crystalline alkaloid (C7H8N4O2), forming salts with acids, volatile and very bitter.
New Latin Theobrōma, genus of trees (Greek theo-, theo- + brōma, food) + -ine2.(American Heritage® Dictionary of the English Language, Fourth Edition)
From the genus Theobroma. (Wiktionary)