flerovium

[ flai-roh-vee-uhm ]

noun

, Chemistry, Physics.

1. a superheavy, synthetic, radioactive element with a very short half-life. : Fl; : 114.

Word History and Origins

Origin of flerovium¹

First frecorded in 2010–15; named after the Flerov Laboratory of Nuclear Reactions in Russia, cofounded by Georgi N. Flerov, 1913–90, Russian physicist.