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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

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

Definition of roentgenium in:

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Word of the day tenebrous
Pronunciation: ˈtɛnɪbrəs
adjective
dark; shadowy or obscure