English

Definition of francium noun from the Oxford Advanced Learner's Dictionary

 

francium

 noun
noun
BrE BrE//ˈfrænsiəm//
 
; NAmE NAmE//ˈfrænsiəm//
 
[uncountable] (symbol Fr)
 
jump to other results
a chemical element. Francium is a radioactive metal. Word Origin 1940s: from France (the discoverer's native country) + -ium.
See the Oxford Advanced American Dictionary entry: francium