| 单词 | polycythaemia |
| 释义 | Word Frequency polycythaemia or especially US polycythemia (ˌpɒlɪsaɪˈθiːmɪə) noun an abnormal condition of the blood characterized by an increase in the number of red blood cells. It can occur as a primary disease of unknown cause (polycythaemia vera or erythraemia) or in association with respiratory or circulatory diseases Word origin C19: from poly- + cyto- + -haemia |
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