francium

noun fran·ci·um \ ˈfran(t)-sē-əm \

Definition of francium

: a short-lived radioactive element of the alkali-metal group occurring naturally as a disintegration product of actinium and also produced artificially — see Chemical Elements Table

Origin and Etymology of francium

New Latin, from France


Medical Dictionary

francium

noun fran·ci·um \ ˈfran(t)-sē-əm \

medical Definition of francium

: a radioactive element of the alkali-metal group discovered as a disintegration product of actinium and obtained artificially by the bombardment of thorium with protons symbol Fr — see Chemical Elements Table

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