fermium
noun/ˈfɜːmiəm/
/ˈfɜːrmiəm/
[uncountable] (symbol Fm)
- a chemical element. Fermium is a very rare radioactive metal.Word Origin1950s: from the name of E. Fermi (1901-1954), Italian-born American atomic physicist + -ium.
Definitions on the go
Look up any word in the dictionary offline, anytime, anywhere with the Oxford Advanced Learner’s Dictionary app.
Check pronunciation:
fermium