histohaematin
His`to*hæm"a*tin, n. Etym: [Gr. "isto`s tissue + E. hæmatin.] (Physiol.) Defn: One of a class of respiratory pigments, widely distributed in the animal kingdom, capable of ready oxidation and reduction.
His`to*hæm"a*tin, n. Etym: [Gr. "isto`s tissue + E. hæmatin.] (Physiol.) Defn: One of a class of respiratory pigments, widely distributed in the animal kingdom, capable of ready oxidation and reduction.