Ununpentium
noun, Chemistry, Physics.
1.
a superheavy, synthetic, radioactive element with a short half-life. Symbol: Uup; atomic number: 115.
noun
an unconfirmed synthetic superheavy chemical element with atomic number 115
Word Origin
2004
ununpentium
(ə-nŭn’pěn’tē-əm)
See element 115.
Read Also:
- Ununquadium
noun, Chemistry, Physics. 1. former name of flerovium. Symbol: Uuq. noun, Chemistry, Physics. 1. flerovium. noun, Chemistry, Physics. 1. a superheavy, synthetic, radioactive element with a very short half-life. Symbol: Fl; atomic number: 114. ununquadium (ə-nŭn’kwŏd’ē-əm) See element 114. element 114 Symbol Uuq An artificially produced radioactive element whose isotopes have mass numbers of 288 […]
- Ununseptium
noun, Chemistry, Physics. 1. a superheavy, synthetic, radioactive element with a short half-life. Symbol: Uus; atomic number: 117.
- Ununtrium
noun, Chemistry, Physics. 1. a superheavy, synthetic, radioactive element with a short half-life. Symbol: Uut; atomic number: 113. noun an unconfirmed synthetic chemical element with atomic number 113; also called eka-thallium Word Origin 2004 ununtrium (ə-nŭn’trē-əm) See element 113.
- Unununium
noun, Chemistry, Physics. 1. former name of roentgenium. Symbol: Uuu. noun, Chemistry, Physics. 1. a superheavy, synthetic radioactive element with a very short half-life. Symbol: Rg; atomic number: 111. noun, Chemistry, Physics. 1. roentgenium. unununium (ə-nə-nŭn’ē-əm) See element 111. element 111 Symbol Uuu An artificially produced radioactive element whose isotope has a mass number of […]
- Unupholstered
verb (used with object) 1. to provide (chairs, sofas, etc.) with coverings, cushions, stuffing, springs, etc. 2. to furnish (an interior) with hangings, curtains, carpets, or the like. verb 1. (transitive) to fit (chairs, sofas, etc) with padding, springs, webbing, and covering