the U.S.S.R.

US [ˌju es es ˈɑr]
UK [ˌjuː es es ˈɑː(r)]

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard