U.T.W.A.
1.
United Textile Workers of America.
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uteroscopy u·ter·os·co·py (yōō’tə-rŏs’kə-pē) n. See hysteroscopy.
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- Uu
abbreviation 1. Ulster Unionist
- Uub
Symbol, Chemistry, Physics. 1. ununbium. Uub The symbol for element 112. element 112 Symbol Uub An artificially produced radioactive element whose isotope has a mass number of 277 and a half-life of 280 milliseconds. Atomic number 112. Also called ununbium. See Periodic Table.