ununoctium
[ uhn-uh-nok-tee-uh m ]
/ ˌʌn əˈnɒk ti əm /
noun Chemistry, Physics.
a superheavy, synthetic, radioactive element with a short half-life. Symbol: Uuo; atomic number: 118.
Nearby words
untwisted, untypical, ununbium, ununhexium, ununnilium, ununoctium, ununpentium, ununquadium, ununseptium, ununtrium, unununium
Also called element 118.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019