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
Unlike the Celestron Labs stereo microscope, the SW380T does not give 3D images. Heather Barker, Space.com, 11 Mar. 2026 The top-line stereo system is packaged with a half-dozen options, including head-up display and various illuminated badges and other accoutrements. James Raia, Mercury News, 10 Mar. 2026
Adjective
In Bluetooth Classic’s True Wireless Stereo (TWS) devices, one earbud acts as the primary, receiving the stereo stream from the phone and relaying audio to the secondary earbud—a forwarding or relay architecture. IEEE Spectrum, 26 Feb. 2026 Sometimes, stereo equipment goes unnoticed as merchandise gets piled on top, so keep your eyes peeled for a true gem. Jennifer Prince, Southern Living, 15 Feb. 2026 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 13 Mar. 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

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