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unnilpentium

[ yoo-nil-pen-tee-uhm ]
/ ˌyu nɪlˈpɛn ti əm /
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noun Chemistry, Physics.

a former name of dubnium. Symbol: Unp

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Also called element 105 . Formerly hahn·i·um .

Origin of unnilpentium

From Latin ūn(us) “one” + nīl “nothing” + Greek pént(e) “five” + New Latin -ium; see origin at one, five, -ium
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
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