Pronunciation: [hˈiːmɐtˌɪn] (IPA) 
The word "Haematin" is commonly spelled with an "a" instead of the more familiar "e" in "hemoglobin," which confuses many people. The spelling of this word is derived from the Greek word "haima," which means "blood." As a result, the "ae" diphthong in "haematin" represents the sound of the letter "e" in the word "bed." Thus, the word is pronounced HEE-muh-tin, with the stress on the first syllable.
Haematin is a noun that refers to a dark brownish-red crystalline substance found in animals, specifically in the blood and tissues, especially those rich in iron. It is derived from the breakdown of hemoglobin during the degradation of red blood cells.
- Haematin is an essential component of the heme group, which is responsible for binding and transporting oxygen throughout the body. It plays a crucial role in the process of oxygen exchange between the lungs and the tissues.
- Haematin is formed when heme, a pigment containing iron, is oxidized, resulting in the release of iron from the heme structure. This breakdown process is commonly observed in the liver and spleen.
- Haematin is known for its characteristic dark brownish-red color and is often used in laboratory settings and medical research as a reagent or dye.
- It is also utilized in the chemical industry for various purposes, such as the production of pigments, drugs, and catalysts.
- Haematin has been extensively studied to understand its role in the diagnosis and treatment of various diseases, including disorders of iron metabolism and certain types of anemia.
- Overall, haematin is a crucial compound in the body that is responsible for the transport of oxygen and has significant applications in both scientific research and industrial processes.
The colouring matter of the blood.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
The word "haematin" is derived from the Greek word "haima", meaning "blood". It is combined with the Latin suffix "-in", which is commonly used in chemistry to denote a specific compound. "Haematin" thus refers to a compound related to or derived from blood.
