{s} of or pertaining to diastole, of or pertaining to the time between two contractions of the heart; (about blood pressure) indicating the arterial pressure during the time between heartbeats
the part of the heartbeat cycle during which blood pressure is lowest, when the heart is relaxed; if you have a blood pressure of 115/70, 70 is your diastolic blood pressure
Measurement of the minimum blood pressure in your arteries The lower number, called the diastolic pressure, occurs between beats while the heart is resting