# stereo

/ˈstɛɹiˌoʊ/ (US) · /stˈɛɹɪˌəʊ/ (UK)

Source: https://englishreference.com/word/stereo
Updated: 2026-06-20

## Senses

### 1. audio equipment

noun · CEFR A2

a machine or system used to play music or radio through two or more speakers.

For teachers: an electronic system for reproducing sound using two or more independent audio channels to create a sense of spatial distribution.

- He turned up the volume on the stereo so he could hear the music in the kitchen.
- The living room was dominated by a vintage stereo system, complete with floor-standing speakers and a high-end turntable.

Usage: Often used with 'on' to describe playing music.

### 2. spatial sound

noun · CEFR B1

sound that is recorded and played through two channels to make it feel more real.

For teachers: the method or effect of sound reproduction that creates a three-dimensional auditory field.

- The movie sounds much better when you listen to it in stereo.
- Early recordings were often remastered into stereo to provide a more immersive experience for modern listeners.

Usage: Commonly used in the phrase 'in stereo'.

### 3. recorded in two channels

adjective · CEFR B1

describing sound or equipment that uses two channels.

For teachers: relating to or used in the reproduction of sound through two or more separate channels.

- She bought a new pair of stereo speakers for her computer.
- The broadcast was available in both mono and stereo formats to accommodate different receiving equipment.

### 4. 3D images

adjective · CEFR C1 · Technical

describing a pair of images that look three-dimensional when you view them together.

For teachers: relating to a pair of images that, when viewed through a special device, combine to create an effect of depth.

- The scientists used stereo images to map the surface of the planet.
- By comparing stereo pairs of aerial photographs, the geologists were able to calculate the exact height of the mountain ridges.

## Examples

- He turned up the volume on the stereo to hear the bass.
- She bought a vintage stereo at the flea market and spent the weekend wiring the speakers.
- While digital streaming has largely replaced physical media, many audiophiles still invest in high-end stereo systems to achieve superior acoustic fidelity and depth.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.