[braz-uh-lin, bruh-zil-in]
noun Chemistry.
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.
Also, brasilin.

1860–65; brazil + -in2 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
brazilin or brasilin (ˈbræzɪlɪn)
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: C16H14O5
[C19: from French brésiline, from brésil brazil wood]
brasilin or brasilin
[C19: from French brésiline, from brésil brazil wood]

Collins English Dictionary - Complete & Unabridged 10th Edition
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Example sentences for brazilin
The wood also yields a red dye called brazilin, which oxidizes to brazilein.
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