from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun The systematic element name for the (as yet unconfirmed) chemical element with atomic number 113 (symbol Uut)

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a radioactive transuranic element


from The American Heritage® Dictionary of the English Language, 4th Edition

[Latin ūnus, one; see oi-no- in Indo-European roots + Latin ūnus + Latin and Greek tri-, tri- + –ium (in reference to its atomic number).]



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  • Uut.

    November 26, 2007