Mid 19th century; earliest use found in Robert Thomson (1810–1864), medical officer of health. From German Melampyrin from scientific Latin Melampyrum, a genus of plants in which the substance is found + German -in.
Definition of melampyrin in US English:
melampyrin
nounˌmɛləmˈpʌɪrɪn
Chemistry rare
Dulcitol.
Origin
Mid 19th century; earliest use found in Robert Thomson (1810–1864), medical officer of health. From German Melampyrin from scientific Latin Melampyrum, a genus of plants in which the substance is found + German -in.