Definition of copernicium in English:

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Pronunciation: /kəʊpɜːˈnɪsɪəm/


[mass noun]
The chemical element of atomic number 112, a highly unstable substance that is produced artificially. (Symbol: Cn)
Example sentences
  • Element 112 was first observed in 1996 but was given its new name copernicium only this past February.
  • Copernicium, discovered 13 years ago and previously known as element 112, was officially added to the table only a few weeks ago.
  • The half-life of the new element Copernicium is not yet clear.


Early 21st century: from the name of Nicolaus Copernicus + -ium.

For editors and proofreaders

Line breaks: co¦per|ni¦cium

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