closed captioning

listen to the pronunciation of closed captioning
الإنجليزية - التركية
yayın metnini altyazılama [tv]
yayın metnini altyazılama
الإنجليزية - الإنجليزية
The display of text on a television or video screen, usually a transcription of the audio portion of a program as it occurs (either verbatim or in edited form), used by the hearing-impaired and language learners. Closed captions are encoded invisibly, and displayed by a decoder