Definition of “audio” - English Dictionary

“audio” in English

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audioadjective

uk /ˈɔː.di.əʊ/ us /ˈɑː.di.oʊ/

audionoun [ C or U ]

/ˈɔː.di.əʊ/ /ˈɑː.di.oʊ/

a sound recording, or recorded sound:

The audio revealed the candidate boasting about his illegal activities.
Portable media players let you enjoy both video and audio.

audio-prefix

uk /ɔː.di.əʊ-/ us /ɑː.di.oʊ-/

relating to hearing or sound:

audiotape

(Definition of “audio” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

“audio” in American English

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audioadjective [ not gradable ]

us /ˈɔ·diˌoʊ/

of or involving sound and the recording and broadcasting of sound:

We lost the audio portion of the TV broadcast.

(Definition of “audio” from the Cambridge Academic Content Dictionary © Cambridge University Press)

“audio-” in Business English

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audio-prefix

uk /ɔːdiəʊ-/ us

relating to hearing or sound:

The theatre regularly has audio-described performances for blind people.
an audiotape

(Definition of “audio-” from the Cambridge Business English Dictionary © Cambridge University Press)