Uup

Found in Anh - Anh (Wordnet)

Definition Noun : A radioactive transuranic element : "Uup" is the temporary systematic element name for the chemical element with atomic number 115. It is a synthetic, highly radioactive element not found in nature. Usage Notes The term "uup" is a placeholder name derived from the IUPAC systematic nomenclature for undiscovered or newly synthesized elements. It is formed from the roots (1), (1)...