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oganesson
[ oh-gan-uh-suhn ]
noun
, Chemistry, Physics.
- a superheavy, synthetic, radioactive element with a short half-life. : Og; : 118.
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Word History and Origins
Origin of oganesson1
Named in 2016; after Yuri Tsolakovich Oganessian (born 1933), Russian nuclear physicist of Armenian descent + -on 2( def )
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