darmstadtium
Americannoun
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A synthetic radioactive element, first produced by bombarding lead atoms with nickel atoms. It has a mass number of 281, and its most stable isotope has a half-life of over one minute. Atomic number 110.
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See Periodic Table
Etymology
Origin of darmstadtium
First recorded in 2000–05; named after Darmstadt, the city in Germany where it was first created.
Example Sentences
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Naturally there are berkelium, dubnium and darmstadtium, as well as livermorium - named after the Lawrence Livermore National Laboratory that, among other things, ensures that the US nuclear stockpile does not decay too quickly.
From BBC ● Sep. 19, 2014
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