| 释义 |
‖ Theobroma Bot.|θiːəʊˈbrəʊmə|
[mod.L., f. Gr. θεός god + βρῶµα food.]
A genus of low trees, of which one species, Theobroma Cacao, a native of tropical America, and now naturalized in other warm countries, is the source of cocoa and chocolate. Hence theoˈbromic a. Chem. in theobromic acid: see quots.; theobromine |θiːəʊˈbrəʊmaɪn|, a bitter volatile alkaloid, C7H8N4O2, resembling caffeine, contained in the seeds of the cacao tree.
[1737Linnæus Genera Plant. 367 Polyadelphia. 1. Pentandria. *Theobroma.] 1760Lee Introd. Bot. App. (1788) 331/2 Chocolate-nut, Theobroma. 1785Martyn Rousseau's Bot. xxxi. (1794) 478 In..Theobroma, or Chocolate..it [the nectary] is Bell-shaped. 1871Garrod Mat. Med. (ed. 3) 194 Oil of Theobroma... Cacao Butter. A concrete oil obtained by expression and heat from the ground seeds of Theobroma Cacao.
1878Kingzett in Jrnl. Chem. Soc. XXXIII. 44, I propose for it the name of *Theobromic acid, which recalls the source from which it is obtained, namely, the fat of the seeds of Theobroma Cacao. 1881Watts Dict. Chem. VIII. 1922 Theobromic acid, C64H128O2. This acid, the highest known member of the fatty series, has been obtained..from cacao⁓butter.
1842Penny Cycl. XXIV. 313/2 The analysis of *Theobromine by Wosresensky shows..that this article [chocolate]..must be highly nutritious. 1887C. A. Moloney Forestry W. Afr. 165 They contain a very appreciable quantity of theobromine, which assists the action of caffein and possesses similar properties to that base. |