cos‧mo‧naut /ˈkɒzmənɔːt $ ˈkɑːzmənɒːt/ 
 noun [countable][
Date: 1900-2000; 
Language: Russian; 
Origin: kosmonavt, from Greek kosmos ( ⇒ cosmos) + Russian -navt (as in aeronavt 'flyer'; , aeronautics)]
 an 
astronaut from the former Soviet Union 
 [TahlilGaran] Dictionary of Contemporary English ▲