Meaning of FRANCIUM in English

FRANCIUM

noun Etymology: New Latin, from France Date: 1946 a short-lived radioactive element of the alkali-metal group occurring naturally as a disintegration product of actinium and also produced artificially

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