audio

1 of 3

adjective

au·​dio ˈȯ-dē-ˌō 

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

audio

2 of 3

noun

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

audio-

3 of 3

combining form

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

Adjective

Part of the expansion of the CMF lineup, the new Buds 2 Plus are available globally from today and mark a major step forward in bringing the latest personalized audio technology to a mass market. —Mark Sparrow, Forbes.com, 28 Apr. 2025

Loading your audio article SAN FRANCISCO — Bob Melvin has never seen a ballgame end in this fashion. —Justice Delos Santos, Mercury News, 28 Apr. 2025

Noun

This year again much of the NCAA men’s basketball tournament audio crowd noise buries the PBP and analysts’ comments. —Richard Deitsch, New York Times, 29 Apr. 2025

Associated Press text, photo, graphic, audio and/or video material shall not be published, broadcast, rewritten for broadcast or publication or redistributed directly or indirectly in any medium. —Seth Eli Barlow, Arkansas Online, 29 Apr. 2025

Word History

Etymology

Adjective

independent use of audio- as adjective

Noun

derivative of audio entry 1, or by shortening of words formed with audio- (as audio-signal)

Combining form

Latin audīre "to hear" + -o- — more at audible entry 1

Note: Probably first in audiometer—see etymology note there.

First Known Use

Adjective

1907, in the meaning defined at sense 1

Noun

1926, in the meaning defined at sense 1

Phrases Containing audio

• audio-animatronic
• audio-lingual

Rhymes for audio

• acknow
• aglow
• ago
• airglow
• aloe
• altho
• although
• ammo
• backflow
• backhoe
• banjo
• barbeau

Kids 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 noun

1

: 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 form

1

: hearing

audiometer

2

: sound

audiophile

3

: auditory and

audiovisual

Etymology

Combining form

derived from Latin audire "to hear"