Definition of back-translation in English:

back-translation

Pronunciation /ˈbaktrɑːnzˌleɪʃn/ /ˈbaktranzˌleɪʃn/ /ˈbaktrɑːnsˌleɪʃn/

noun

  • The process of reconverting a translated text back into its original language; a translation so produced.

Origin

Mid 19th century.