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roentgenium Line breaks: roent|gen|ium
Pronunciation: /rəːntˈɡɛnɪum/
/rʌntˈdʒɛnɪum/
/rɒntˈɡɛnɪum/

Definition of roentgenium in English:

noun

The chemical element of atomic number 111, a radioactive element produced artificially. (Symbol: Rg)

Origin

Early 21st century: named after Wilhelm Conrad Röntgen (see roentgen).

Definition of roentgenium in:
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