[ dahy-uh-stol-ik ]
/ ˌdaɪ əˈstɒl ɪk /


pertaining to or produced by diastole.
(of blood pressure) indicating the arterial pressure during the interval between heartbeats.
Compare systolic.

Origin of diastolic

First recorded in 1685–95; diastole + -ic
Related formshy·per·di·as·tol·ic, adjectivepost·di·as·tol·ic, adjectivepre·di·as·tol·ic, adjectivepseu·do·di·as·tol·ic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for diastolic

Science definitions for diastolic


[ dī-ăstə-lē ]

The period during the normal beating of the heart in which the chambers of the heart dilate and fill with blood. Diastole of the atria occurs before diastole of the ventricles. Compare systole.
Related formsdiastolic adjective (dī′ə-stŏlĭk)
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.