# screensaver

Source: https://englishreference.com/word/screensaver
Updated: 2026-08-27

## Senses

### 1. moving image during inactivity

noun · CEFR B1

a program that displays moving pictures or patterns on a screen when the computer is left idle.

For teachers: a computer program that replaces a static display with moving images or patterns after a period of inactivity to prevent screen damage or for aesthetic purposes.

- He set his screensaver to show a slideshow of his recent holiday photos.
- Modern operating systems often include a variety of pre-installed screensavers, ranging from abstract geometric patterns to high-definition nature photography.

Usage: Usually used as a countable noun.

### 2. background image

noun · CEFR B1 · Informal

the picture you see on the main screen of your phone or computer.

For teachers: the static background image displayed on a device's home or lock screen.

- She has a picture of her cat as the screensaver on her phone.
- Although technically a wallpaper, many casual users refer to the static image on their smartphone lock screen as a screensaver.

Usage: Commonly used in informal speech to mean 'wallpaper', though technically inaccurate.

Teaching tip: Learners should be aware that while 'wallpaper' is the correct technical term for a static background, many native speakers use 'screensaver' for both.

## Examples

- I chose a screensaver that shows photos of my last vacation.
- The office security policy requires a password-protected screensaver to activate after five minutes of inactivity.
- While modern liquid crystal displays do not suffer from the same permanent image retention as older hardware, many users still employ a screensaver for its decorative or nostalgic appeal.

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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.