Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

roentgenium

play
noun roent·gen·i·um \rent-ˈge-nē-əm, rənt-, -ˈje-\

Definition of roentgenium

  1. :  a short-lived radioactive element produced artificially — see element table



Origin of roentgenium

New Latin; from the fact that the element was synthesized on the centennial of Röntgen's discovery of X-rays


First Known Use: 2004


Seen and Heard

What made you want to look up roentgenium? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

the range of perception or understanding

Get Word of the Day daily email!