1au·dio 
/ˈɑ:diˌoʊ/ adjective
always used before a noun /ˈɑ:diˌoʊ/ adjective : of or relating to the sound that is heard on a recording or broadcast
▪ The school has new audio equipment. [=equipment used for recording sound or listening to recorded sound] ▪ The audio portion of the broadcast was fine but the picture was poor. ▪ They listened to an audio recording of the speech.
▪ The school has new audio equipment. [=equipment used for recording sound or listening to recorded sound] ▪ The audio portion of the broadcast was fine but the picture was poor. ▪ They listened to an audio recording of the speech.
