Pronunciation: /ˌjuːnənˈtraɪəm/
noun a hypothetical chemical element with the symbol Uut and atomic number 113
A1 Ununtrium is a chemical element with the symbol Uut and atomic number 113.
A2 Scientists are still conducting research on the properties of ununtrium.
B1 The discovery of ununtrium was a significant breakthrough in the field of chemistry.
B2 Ununtrium is a synthetic element that is not found naturally on Earth.
C1 The synthesis of ununtrium requires advanced technology and specialized equipment.
C2 Ununtrium is a superheavy element that has only been produced in laboratories through nuclear reactions.
formal Ununtrium is a synthetic element with the atomic number 113.
informal I read an article about ununtrium being discovered in a laboratory.
slang Have you heard about that new element, ununtrium?
figurative The discovery of ununtrium opened up new possibilities in the field of chemistry.
ununtriumed
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is ununtriuming
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