- hypercythemia
- The presence of an abnormally high number of red blood cells in the circulating blood. SYN: hypererythrocythemia. [hyper- + G. kytos, cell, + haima, blood]
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hy·per·cy·the·mia or chiefly Brit hy·per·cy·thae·mia -sī-'thē-mē-ə n the presence of an excess of red blood cells in the blood: polycythemiahy·per·cy·the·mic or chiefly Brit hy·per·cy·thae·mic -'thē-mik adj* * *
hy·per·cy·the·mia (hi″pər-si-theґme-ə) polycythemia.
Medical dictionary. 2011.