stereo

1 of 2

noun

ste·​reo ˈster-ē-ˌō How to pronounce stereo (audio)
ˈstir-
plural stereos
1
2
[by shortening]
a
: stereophonic reproduction
b
: a stereophonic sound system

stereo

2 of 2

adjective

1
b
: produced by or as if by means of a stereotype
2

Examples of stereo in a Sentence

Recent Examples on the Web
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.
Noun
No LiDAR, stereo vision, human remote control, or external compute was permitted. Christopher McFadden, Interesting Engineering, 3 Feb. 2026 While the Amp from 2018 supported a total of four speakers, the Amp Multi manages eight outputs at 125 watts per channel, for up to four fully independent zones; these outputs can be independently set to stereo or mono. Abhimanyu Ghoshal, New Atlas, 30 Jan. 2026
Adjective
Like, no one shoots a stereo film like James. Mark Hughes, Forbes.com, 24 Jan. 2026 Don't set the humidifier near your TV or stereo. Brandee Gruener, Southern Living, 15 Dec. 2025 See All Example Sentences for stereo

Word History

First Known Use

Noun

circa 1823, in the meaning defined at sense 1

Adjective

1876, in the meaning defined at sense 1a

Time Traveler
The first known use of stereo was circa 1823

Browse Nearby Words

Cite this Entry

“Stereo.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stereo. Accessed 5 Feb. 2026.

Kids Definition

stereo

1 of 2 noun
ste·​reo ˈster-ē-ˌō How to pronounce stereo (audio)
ˈstir-
1
: stereophonic reproduction
2
: a stereophonic sound system

stereo

2 of 2 adjective
1
: of or relating to the seeing of objects in three dimensions
2

More from Merriam-Webster on stereo

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster