EPO is a drug that can improve performance in sports and is used illegally by some sportspeople. EPO is short for 'erythropoietin'.
EPO in British English
abbreviation for
erythropoietin
erythropoietin in British English
(ɪˌrɪθrəʊpɔɪˈiːtɪn)
noun
a hormone, secreted by the kidney in response to low levels of oxygen in the tissues, that increases the rate of erythropoiesis. It has been used as a performance-enhancing drug for athletes and racehorses