ununtrium means the systematic element name for the chemical element with atomic number 113 (symbol Uut). The element is now named nihonium. Lexicurio rates it Sui generis — a strength score of 87 out of 100.
Etymology
Systematic element name, from un- + un- + tri- + -ium.
noun
- The systematic element name for the chemical element with atomic number 113 (symbol Uut). The element is now named nihonium.““The chemistry community is eager to see its most cherished table finally being completed down to the seventh row. IUPAC has now initiated the process of formalizing names and symbols for these elements temporarily named as ununtrium, (Uut or element 113), ununpentium (Uup, element 115), ununseptium (Uus, element 117), and ununoctium (Uuo, element 118)” said Professor Jan Reedijk, President of the”