1. of or relating to a diastole; occurring during the relaxation phase of the heartbeat
Usage: medical/anatomical term; commonly used in cardiology and physiology

Examples

• The diastral phase allows the heart chambers to fill with blood.
• Diastral pressure is measured when the heart is at rest between beats.
• During the diastral period, the ventricles relax and expand.
• A normal diastral reading is typically lower than the systolic measurement.
• The doctor monitored the patient's diastral function using an echocardiogram.