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WordReference Random House Learner's Dictionary of American English © 2024he•mo•glo•bin /ˈhiməˌgloʊbɪn, ˈhɛmə-/USA pronunciation n. [uncountable]- Biochemistrya protein appearing in red blood cells, which contains iron and carries oxygen from the lungs to the tissues of the body.
WordReference Random House Unabridged Dictionary of American English © 2024he•mo•glo•bin (hē′mə glō′bin, hem′ə-),USA pronunciation n. [Biochem.]- Biochemistrythe oxygen-carrying pigment of red blood cells that gives them their red color and serves to convey oxygen to the tissues: occurs in reduced form (deoxyhemoglobin) in venous blood and in combination with oxygen (oxyhemoglobin)in arterial blood. Symbol: Hb Cf. heme.
- earlier hematoglobulin. See hemo-, globulin 1865–70
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