meitnerium


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Related to meitnerium: Roentgenium, darmstadtium

meitnerium

(mīt-ner'ē-ŭm),
An artificial transplutonium element; atomic number 109; atomic weight 266. [Formerly called Unnilennium, Une.]
[Lise Meitner, Austrian-Swedish physicist, 1878-1968]