Dipterix formerly Coumarouna odorata
Coumarin Cou"ma*rin (k[=oo]"m[.a]*r[i^]n), n. [F., fr. coumarou, a tree of Guiana.] (Chem.) The concrete essence of the tonka bean, the fruit of {Dipterix (formerly Coumarouna) odorata} and consisting essentially of coumarin proper, which is a white crystalline substance, {C9H6O2}, of vanilla-like odor, regarded as an anhydride of coumaric acid, and used in flavoring. Coumarin in also made artificially. [1913 Webster] ||

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • C9H6O2 — Coumarin Cou ma*rin (k[=oo] m[.a]*r[i^]n), n. [F., fr. coumarou, a tree of Guiana.] (Chem.) The concrete essence of the tonka bean, the fruit of {Dipterix (formerly Coumarouna) odorata} and consisting essentially of coumarin proper, which is a… …   The Collaborative International Dictionary of English

  • Coumarin — Cou ma*rin (k[=oo] m[.a]*r[i^]n), n. [F., fr. coumarou, a tree of Guiana.] (Chem.) The concrete essence of the tonka bean, the fruit of {Dipterix (formerly Coumarouna) odorata} and consisting essentially of coumarin proper, which is a white… …   The Collaborative International Dictionary of English

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