Related / Similar Words:
hemoglobin, haemoglobin, Hb Definition: a hemoprotein composed of globin and heme that gives red blood cells their characteristic color; function primarily to transport oxygen from the lungs to the body tissues; "fish have simpler hemoglobin than mammals"; Hyponyms: oxyhemoglobin, oxyhaemoglobin Substance Meronyms:
red blood cell, RBC, erythrocyte
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