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roentgenium Syllabification: roent·gen·i·um
Pronunciation: /rentˈɡenēəm/ /rənt-/

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 Röntgen, Wilhelm Conrad).

Definition of roentgenium in:
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