1
: of or relating to acoustic, mechanical, or electrical frequencies corresponding to normally audible sound waves which are of frequencies approximately from 15 to 20,000 hertz
2
a
: of or relating to sound or its reproduction and especially high-fidelity reproduction
b
: relating to or used in the transmission or reception of sound compare video
c
: of, relating to, or utilizing recorded sound
1
: an audio signal
broadly
: sound entry 1
2
: the section of television or motion-picture equipment that deals with sound
3
: the transmission, reception, or reproduction of sound
1
: hearing
audiometer
2
: sound
audiophile
3
: auditory and
audiovisual
Examples of audio in a Sentence
Adjective
The audio portion of the broadcast was fine but the picture was poor.
They listened to an audio recording of the speech.
Noun
The picture was clear but the audio was very poor.
Recent Examples on the Web
Saba Hamedy, NBC News, 19 Apr. 2024
But because there is no television or audio recording allowed in the courtroom — New York has one of the most restrictive laws about that — all we are left with are these snippets relayed from those inside.
—Anita Chabria, Los Angeles Times, 18 Apr. 2024
See all Example Sentences for audio 
Adjective
In a collaboration with Apple Music, Swift sorted some of her existing songs into thematic playlists, along with audio messages from her.
—Saba Hamedy, NBC News, 19 Apr. 2024
But because there is no television or audio recording allowed in the courtroom — New York has one of the most restrictive laws about that — all we are left with are these snippets relayed from those inside.
—Anita Chabria, Los Angeles Times, 18 Apr. 2024
See all Example Sentences for audio
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'audio.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near audio
Cite this Entry
“Audio.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/audio. Accessed 3 May. 2024.
Copy CitationKids Definition
audio
1 of 3 adjective
au·dio
ˈȯd-ē-ˌō 
1
: of or relating to electrical or other frequencies occurring in the range of sound waves that can be heard
2
a
: of or relating to sound or its reproduction and especially accurate reproduction
bought new audio equipment
b
: relating to or used in sending or receiving sound compare video entry 2 sense 1
audio
2 of 3 noun1
: the sending, receiving, or reproducing of sound
2
: the part of television or motion-picture equipment that deals with sound
audio-
3 of 3 combining form1
: hearing
audiometer
2
: sound
audiophile
3
: auditory and
audiovisual
Etymology
Combining form
derived from Latin audire "to hear"
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