1. a device or mechanism that produces pulses or rhythmic signals
Usage: technical; commonly used in electronics and engineering contexts
2. something that pulses or throbs
Usage: general use

Examples

• The pulser in the circuit generates regular electrical pulses.
• The heart is a natural pulser that maintains the body's rhythm.
• Engineers calibrated the pulser to emit signals at precise intervals.
• The device uses a pulser to control the timing of the laser.
• A pulser mechanism helps regulate the flow of water through the system.