PROMETHIUM


Meaning of PROMETHIUM in English

noun Etymology: New Latin, from Latin Prometheus Date: 1948 a radioactive metallic element of the rare-earth group obtained as a fission product of uranium or from neutron-irradiated neodymium

Merriam Webster. Explanatory English dictionary Merriam Webster.      Толковый словарь английского языка Мерриам-Уэбстер.