Meaning

noun 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

noun French physicist; husband of Marie Curie (1859-1906)

noun 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)

originBorrowed from French curie. Named after French physicist Pierre Curie (1859–1906).

Etymology from Wiktionary, CC BY-SA 3.0