Hypertext Webster Gateway: "systole"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Systole \Sys"to*le\, n. (Physiol. & Biol.)
The contraction of the heart and arteries by which the blood
is forced onward and the circulation kept up; also, the
contraction of a rhythmically pulsating contractile vacuole;
-- correlative to {diastole}. -- {Sys*tol"ic}, a.
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Systole \Sys"to*le\, n. [NL., fr. Gr. ?, fr. ? to contract; sy`n
with + ? to set, place.]
1. (Gram.) The shortening of the long syllable.
2. (Physiol.) The contraction of the heart and arteries by
which the blood is forced onward and the circulation kept
up; -- correlative to {diastole}.
From WordNet (r) 1.7 (wn)
systole
n : the contraction of the chambers of the heart (especially the
ventricles) to drive blood into the aorta and pulmonary
artery
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