systole
systole definition
sys·tole (sis′tə lē′)
noun
the usual rhythmic contraction of the heart, esp. of the ventricles, following each dilatation (diastole), during which the blood is driven onward from the chambers
Etymology: ModL < Gr systolē < systellein, to draw together: see systaltic
Related Forms:
- systolic sys·tol′ic (sis täl′ik) adjective
Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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