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Definition of "ununhexium" [ununhexium]

  • The systematic element name for the (as yet undiscovered) chemical element with atomic number 116 (symbol Uuh). (noun)

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Use "ununhexium" in a sentence
  • "MEU weapons inspectors have confirmed that the U.S. continues to pursue their illegal ununhexium-weapons program."
  • "They have temporary titles - ununquadium and ununhexium - but final names are yet to been decided."