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Definition of Embryonic hemoglobin
Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026
Embryonic hemoglobin: Hemoglobin E, the normal embryonic hemoglobin, the main type of hemoglobin found in the human embryo. The E stands for embryonic and also for epsilon, the chain unique to embryonic hemoglobin (which was originally known as Gower-2).