Bible Dictionaries
Diastole

Webster's Dictionary

(1):

(n.) The rhythmical expansion or dilatation of the heart and arteries; - correlative to systole, or contraction.

(2):

(n.) A figure by which a syllable naturally short is made long.

Bibliography Information
Webster, Noah. Entry for 'Diastole'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​d/diastole.html. 1828.