What do a.m. and p.m. stand for?


[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
1685-95; diastole + -ic
Related forms
hyperdiastolic, adjective
postdiastolic, adjective
prediastolic, adjective
pseudodiastolic, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for diastolic
  • Long-term caloric restriction ameliorates the decline in diastolic function in humans.
  • In the dark-chocolate group, systolic blood pressure dropped five points, diastolic nearly two.
  • The bottom number is the diastolic blood pressure reading.
  • The top number is called the systolic blood pressure, and the bottom number is called the diastolic blood pressure.
diastolic in Science
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.

diastolic adjective (dī'ə-stŏl'ĭk)
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for diastolic

Most English speakers likely know this word

Word Value for diastolic

Scrabble Words With Friends

Nearby words for diastolic