althaein

noun

al·​thae·​in

variants or althein

alˈthēə̇n

plural -s

: a crystalline pigment obtained from the hollyhock having a bronze luster but being blue in alkaline solution

Word History

Etymology

International Scientific Vocabulary althae-, althe- (from New Latin althaea, genus name of Althaea rosea) + -in; originally formed as German althein

First Known Use

1827, in the meaning defined above

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