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
Dom Amore, Hartford Courant, 21 Mar. 2025
His skills include multimedia and data reporting and video and audio editing.
—Robert A. Cronkleton, Kansas City Star, 21 Mar. 2025
Keith Caulfield, Billboard, 23 Mar. 2025
And then the right-side touchscreen display, which converts a passive front-seat passenger into a useful co-pilot able to control a range of systems, including navigation, comms, audio and more.
—Mark Ewing, Forbes, 22 Mar. 2025
See All Example Sentences for audio
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Adjective
Loading your audio article RALEIGH, N.C. — For a long time now, UConn has been trying to get into a power conference.
—Dom Amore, Hartford Courant, 21 Mar. 2025
His skills include multimedia and data reporting and video and audio editing.
—Robert A. Cronkleton, Kansas City Star, 21 Mar. 2025
Noun
Each unit equals one album sale, or 10 individual tracks sold from an album, or 3,750 ad-supported or 1,250 paid/subscription on-demand official audio and video streams generated by songs from an album.
—Keith Caulfield, Billboard, 23 Mar. 2025
And then the right-side touchscreen display, which converts a passive front-seat passenger into a useful co-pilot able to control a range of systems, including navigation, comms, audio and more.
—Mark Ewing, Forbes, 22 Mar. 2025
See All Example Sentences for audio
Cite this Entry
“Audio.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/audio. Accessed 27 Mar. 2025.
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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