slider

Everyday

1. A control on a screen or machine that you move along a line to change something, such as the volume or brightness. tree →
2. (US) A small burger or sandwich. tree →
3. A person or thing that slides, such as a type of turtle (red-eared slider). tree →
4. (baseball, US) A type of pitch that curves sideways. tree →
5. (UK, informal) A slide sandal or flip-flop-like shoe without a back (often "sliders"). tree →

In the lessons

In computing lessons and on devices sliders let you set values smoothly; in maths apps a slider can change a number on a graph. In science or nature a red-eared slider is a common pet turtle. In everyday US life sliders are mini burgers at parties. In UK talk, sliders are casual sandals for the beach or swimming pool.

Examples

• Drag the slider to turn up the volume. tree →
• Move the brightness slider to the left to make the screen darker. tree →
• We had cheese sliders at the barbecue. tree →
• My cousin has a red-eared slider turtle. tree →
• He wore his sliders to the swimming pool. tree →
• The pitcher threw a slider and the batter missed. tree →

Note

Countable: a slider, sliders. From the verb "slide". The burger and baseball meanings are mainly American; the sandal meaning is mainly British.