1. a circular face on a clock, watch, or measuring instrument that shows numbers or measurements
2. a circular control on a device used to select settings or make adjustments
3. the numbered disk on older telephones used to make calls
Usage: dated

1. to call someone on the telephone by entering their number
2. to turn a control to select a setting or make an adjustment

Examples

• The clock’s dial showed it was nearly midnight.
• She turned the radio dial to find a better station.
• The old rotary phone had a numbered dial instead of buttons.
• Please dial 911 in case of emergency.
• He dialed the thermostat down to save energy.
• The speedometer dial indicated they were going too fast.
• Can you dial the volume up a little?
• She carefully dialed her grandmother’s phone number.