1. a device or circuit that produces a regularly repeated electronic signal
Usage: electronics; physics
2. something that moves back and forth in a regular pattern
Usage: physics; mechanics

Examples

• The radio contains a crystal oscillator that generates precise frequencies.
• The electronic oscillator produces a steady sine wave output.
• Engineers use oscillators to create timing signals in digital circuits.
• The pendulum acts as a mechanical oscillator in the clock.
• A quartz oscillator provides accurate timekeeping in watches.
• The circuit’s oscillator failed, causing the device to malfunction.