English > RBC: 1 sense > noun 1, body| Meaning | A mature blood cell that contains hemoglobin to carry oxygen to the bodily tissues; a biconcave disc that has no nucleus. |
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| Synonyms | red blood cell, erythrocyte |
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| Narrower | acanthocyte | An abnormal red blood cell that has thorny projections of protoplasm |
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| megaloblast | abnormally large red blood cell present in pernicious anemia and folic acid deficiency |
| megalocyte, macrocyte | abnormally large red blood cell (associated with pernicious anemia) |
| microcyte | An abnormally small red blood cell (less than 5 microns in diameter) |
| reticulocyte | An immature red blood cell containing a network of filaments or granules |
| sickle cell | An abnormal red blood cell that has a crescent shape and an abnormal form of hemoglobin |
| siderocyte | An abnormal red blood cell containing granules of iron not bound in hemoglobin |
| spherocyte | An abnormal spherical red blood cell |
| target cell | An abnormal red blood cell with the appearance of a dark ring surrounding a dark center |
| Broader | blood cell, blood corpuscle, corpuscle | Either of two types of cells (erythrocytes and leukocytes) and sometimes including platelets |
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| Substances | hemoglobin, haemoglobin, Hb | A hemoprotein composed of globin and heme that gives red blood cells their characteristic color |
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| Spanish | eritrocito, hematíe |
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| Catalan | eritròcit, glòbul vermell, hematia |
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