American English

Definition of Sputnik noun from the Oxford Advanced American Dictionary

 

Sputnik

 noun
noun
NAmE//ˈspʌtnɪk//
 
, NAmE//ˈspʊtnɪk//
 
(from Russian)
 
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a satellite of the type that was put into space by the Soviet Union
See the Oxford Advanced Learner's Dictionary entry: Sputnik