(n) the primary form of thrombocytopenia (rather than a shortage of platelets caused by other conditions such as tuberculosis or chemical suppression of bone marrow etc.)
(n) an abnormal deficiency in all blood cells (red blood cells and white blood cells and platelets); usually associated with bone marrow tumor or with aplastic anemia
(n) an acute blood disorder (often caused by radiation or drug therapy) characterized by severe reduction in granulocytes, Syn. agranulosis, granulocytopenia