# slider

/ˈsɫaɪdɝ/ (US) · /slˈaɪdɐ/ (UK) · CEFR B2 · Noun

Source: https://englishreference.com/word/slider
Updated: 2026-05-07

## Definition

a small control on a screen that you move with your mouse or finger to change a setting, like volume or brightness.

For teachers: a graphical control element that allows users to set a value by moving an indicator horizontally or vertically. Refers to the interface component rather than the value itself.

## Examples

- Move the slider to the right to increase the volume.
- The website uses a slider to let customers choose their budget range when searching for a new car.
- By adjusting the opacity slider in the photo editor, you can blend the two layers together until the transition looks natural.

## Usage notes

- Commonly used in the context of user interface (UI) design and digital settings.

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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.