alpha globin

noun
variants: also α-globin

Medical Definition of alpha globin

: the chain of hemoglobin that is designated alpha and that when deficient or defective causes a form of anemia known as alpha-thalassemia … an individual totally lacking the specific gene responsible for making an essential part of hemoglobin called the alpha globin chain.The New York Times, 1 Nov. 1984 — compare beta globin