go back in WordNet English dictionary

1. belong to an earlier time
   "This story dates back 200 years"
   go back  date back  date from 
   
2. regain a former condition after a financial loss
   "We expect the stocks to recover to $2.90"; "The company managed to recuperate"
   recover  go back  recuperate 
   
3. return in thought or speech to something
   recur  go back 
   

go back in English Wiktionary