(n) a unit of radioactivity equal to the amount of a radioactive isotope that decays at the rate of 37, 000, 000, 000 disintegrations per second, Syn. Ci
(n) French chemist (born in Poland) who won two Nobel prizes; one (with her husband and Henri Becquerel) for research on radioactivity and another for her discovery of radium and polonium (1867-1934), Syn. Marya Sklodowska, Madame Curie, Marie Curie