systole(n = noun.event) - the contraction of the chambers of the heart (especially the ventricles) to drive blood into the aorta and pulmonary artery;
is a kind of beat, heartbeat, pulsation, pulse
has particulars: extrasystole
1. The shortening of the long syllable. [1913 Webster]
2. 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
systole, n. Physiol. the contraction of the heart, when blood is pumped into the arteries (cf. DIASTOLE).
Derivative:
systolic adj.
Etymology:
LL f. Gk sustole f. sustello contract (as SYSTALTIC)
N contraction, reduction, diminution, decrease of size, defalcation, decrement, lessening, shrinking, compaction, tabes, collapse, emaciation, attenuation, tabefaction, consumption, marasmus, atrophy, systole, neck, hourglass, condensation, compression, compactness, compendium, squeezing, strangulation, corrugation, astringency, astringents, sclerotics, contractility, compressibility, coarctation, inferiority in size, contracting, astringent, shrunk, contracted, strangulated, tabid, wizened, stunted, waning, neap, compact, unexpanded &c (expand), contractile, compressible, smaller &c (small).