microcythemia
noun
mi·cro·cy·the·mia
variants:
or chiefly British microcythaemia \ ˌmī-krō-sī-ˈthē-mē-ə 
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Medical Definition of microcythemia
: the presence of abnormally small red blood cells in the blood
Other Words from microcythemia
microcythemic
or chiefly British microcythaemic \ -ˈthē-mik
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adjective
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adjective