M3E1I1T1N1E1R1I1U1M3
14 points
MEITNERIUM is validvalid
the chemical element with atomic number 109 [n MEITNERIUMS]
an artificially produced radioactive transuranic element [n -S]
the chemical element with atomic number 109 [n MEITNERIUMS]
an artificially produced radioactive transuranic element [n -S]