brazilin

American  

[braz-uh-lin, bruh-zil-in] / ˈbræz ə lɪn, brəˈzɪl ɪn /

Also brasilin

noun

Chemistry.

1. a yellow, water-soluble, needlelike, crystalline solid, C 16 H 14 O 5 , obtained from brazil and sappanwood: used as a dye and an indicator.

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brazilin British  

/ ˈbræzɪlɪn /

noun

1. a pale yellow soluble crystalline solid, turning red in alkaline solution, extracted from brazil wood and sappanwood and used in dyeing and as an indicator. Formula: C 16 H 14 O 5

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Etymology

Origin of brazilin

First recorded in 1860–65; brazil + -in ²

Example Sentences

The constitution of this colouring matter has been recently discovered; it is very closely allied to the brazilin of peachwood, sapanwood and limawood, and is also a member of the γ-pyrone group of colouring matters.

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 8 "Dubner" to "Dyeing" by Various

The colouring-matter of Brazil wood, brazilin, C16H14O5, crystallizes with 1� H2O, and is freely soluble in water; it is extracted for use by simple infusion or decoction of the coarsely-powdered wood.

From Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 4 "Bradford, William" to "Brequigny, Louis" by Various