1
: of or relating to acousticmechanicalor electrical frequencies corresponding to normally audible sound waves which are of frequencies approximately from 15 to 20,000 hertz
an audio signal
2
a
: of or relating to sound or its reproduction and especially high-fidelity reproduction
an audio system
audio files
a recording with good audio quality
an audio stream of the concert
the film's audio engineers
b
: relating to or used in the transmission or reception of sound
an audio receiver
compare video
c
: ofrelating toor utilizing recorded sound
an audio presentation
1
: an audio signal
wirelessly transmits audio
2
: electronic equipment primarily designed to handle signals of an audible frequency
connects to the car's audio
3
: the transmissionreceptionor reproduction of sound
The trial is not being streamed via audio or video.—
Jon Brodkin
Jon Brodkin1
: 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
Juhi WadiaPC Magazine31 Mar. 2026
Associated Press textphotographicaudio and/or video material shall not be publishedbroadcastrewritten for broadcast or publication or redistributed directly or indirectly in any medium.
—Kelly BrantArkansas Online31 Mar. 2026
Ile-Ife OkantahVulture6 Apr. 2026
The Bose PositionIQ technology inside the speaker senses its orientation and adjusts the audio accordingly.
—George YangPC Magazine6 Apr. 2026
See All Example Sentences for audio
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Adjective
Shokz Earbuds Deal The Shokz OpenRun is a featherweightwraparound headphone designed for athletes who need to stay aware of their surroundings without sacrificing audio quality.
—Juhi WadiaPC Magazine31 Mar. 2026
Associated Press textphotographicaudio and/or video material shall not be publishedbroadcastrewritten for broadcast or publication or redistributed directly or indirectly in any medium.
—Kelly BrantArkansas Online31 Mar. 2026
Noun
Phaedra jumps into slippery-attorney modealleging that security video and audio from the game prove Angela is lying.
—Ile-Ife OkantahVulture6 Apr. 2026
The Bose PositionIQ technology inside the speaker senses its orientation and adjusts the audio accordingly.
—George YangPC Magazine6 Apr. 2026
See All Example Sentences for audio
Cite this Entry
“Audio.” Merriam-Webster.com DictionaryMerriam-Websterhttps://www.merriam-webster.com/dictionary/audio. Accessed 7 Apr. 2026.
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 sendingreceivingor 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"
Love words? Need even more definitions?
Merriam-Webster unabridged
