flerovium
noun
fle·ro·vi·um flə-ˈrō-vē-əm 
: a short-lived artificially produced radioactive element that has 114 protons —symbol Fl see Chemical Elements Table
Word History
Etymology
Flerov Laboratory of Nuclear Reactions (of the Joint Institute for Nuclear Research in Dubna, Russia) + -ium
Note: The element was first produced in the Flerov Laboratory (Russian, Laboratorija jadernyx reakcij im. G.N. Flërova Ob"jedinënnogo instituta jadernyx issledovanij), founded by the Russian physicist Georgij Nikolaevič Flërov (1913-90).
First Known Use
2012, in the meaning defined above