hemocytoblast
noun
he·mo·cy·to·blast
variants:
or chiefly British haemocytoblast \ ˌhē-mə-ˈsīt-ə-ˌblast 
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Medical Definition of hemocytoblast
: a stem cell for blood-cellular elements
especially
: one considered competent to produce all types of blood cell
— called also lymphoidocyte
Other Words from hemocytoblast
hemocytoblastic
or chiefly British haemocytoblastic \ -ˌsīt-ə-ˈblast-ik
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adjective
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adjective