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unnilseptium

[ yoo-nil-sep-tee-uhm ]
/ ˌyu nɪlˈsɛp ti əm /
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noun Chemistry, Physics.
the systematic element name for element 107 before being named bohrium. Symbol: Uns
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Origin of unnilseptium

First recorded in 1975–80; from Latin ūn(us) “one” + nil “zero” + sept(em) “seven” + -ium
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
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