Brezilin \Brez"i*lin\, n. See {Brazilin}. [1913 Webster]
Brazilin \Braz"i*lin\, n. [Cf. F. br['e]siline. See {Brazil}.] (Chem.) A substance contained in both Brazil wood and Sapan wood, from which it is extracted as a yellow crystalline substance which is white when pure. It is colored intensely red by alkalies. [Written also {brezilin}.] [1913 Webster]