1. Hematoxylin.

2. (Physiol. Chem.)

Defn: A bluish black, amorphous substance containing iron and obtained from blood. It exists the red blood corpuscles united with globulin, and the form of hemoglobin or oxyhemoglobin gives to the blood its red color.

HEMATINIC
He`ma*tin"ic, n. [From Hematin.] (Med.)

Defn: Any substance, such as an iron salt or organic compound containing iron, which when ingested tends to increase the hemoglobin contents of the blood.

HEMATINOMETER
Hem`a*ti*nom"e*ter, n. Etym: [Hematin + -meter.] (Physiol. Chem.)

Defn: A form of hemoglobinometer.

HEMATINOMETRIC
Hem`a*tin`o*met"ric, a. (Physiol.)

Defn: Relating to the measurement of the amount of hematin or hemoglobin contained in blood, or other fluids.

HEMATINON
He*mat"i*non, n. Etym: [Gr. a"i^ma, a"i`matos, blood.]