pulse

The rhythmic throbbing of blood in arteries, felt at points like the wrist.

"The nurse checked his pulse."

A single short burst or wave of sound, light, or electrical energy.

"The radar emitted a series of pulses."

To expand and contract rhythmically, or to throb with a strong beat.

"Her temples pulsed with pain."

The edible seeds of leguminous plants, such as peas, beans, or lentils.

"Pulses are a healthy source of protein."