Definition of Challenger in English:

Challenger

Syllabification: Chal·leng·er
Pronunciation: /ˈCHalənjər
 
/
A US space shuttle that exploded 1.5 minutes after launch on January 28, 1986, killing its crew of seven.
More example sentences
  • The countdown clock is ticking as seven astronauts aboard the space shuttle Challenger prepare for launch.
  • The space shuttle Challenger explodes 73 seconds into take-off killing its crew of 7.
  • His final major task was as a member of a committee set up to investigate the cause of the explosion on the space shuttle Challenger on Tuesday 28 January 1986.