brazilin(redirected from brasilin)
Also found in: Dictionary.
braz·i·lin(bră-zil'in), [C.I. 75280]
A red natural dye obtained from the bark of several species of tropical trees and oxidized to the active red dye brazilein; resembles hematoxylin in origin, chemistry, and usage; used as a nuclear stain and as an indicator (red in alkalies, yellow in acids).