Hēm'a-tīne, n.

n. [Fr. hématine, from Lat. hæmatinus, Gr. αἱμάτινος, blood-colored, from αἷμα, blood.] (Chem.) (a.) The coloring principle of logwood, of a red color and bitterish taste. Chevreul. (b.) The coloring matter of the blood.