单词	erythroblast
释义	erythroblast noun eryth·​ro·​blast i-ˈrith-rə-ˌblast  : a polychromatic nucleated cell of red bone marrow that synthesizes hemoglobin and that is an intermediate in the initial stage of red blood cell formation broadly : a cell ancestral to red blood cells erythroblastic i-ˌrith-rə-ˈbla-stik  adjective Word History Etymology International Scientific Vocabulary First Known Use circa 1890, in the meaning defined above Medical Definition erythroblast noun eryth·​ro·​blast i-ˈrith-rə-ˌblast  : a polychromatic nucleated cell of red marrow that synthesizes hemoglobin and that is an intermediate in the initial stage of red blood cell formation broadly : a cell ancestral to red blood cells compare normoblast
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