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diastole

(dī as′tə lē′)

noun

the usual rhythmic dilatation of the heart, esp. of the ventricles, following each contraction (systole), during which the heart muscle relaxes and the chambers fill with blood

Origin: LL < Gr diastolē, expansion, dilatation < diastellein, to separate, dilate < dia-, apart + stellein, to put: see locus

Related Forms:

diastolic adjective

See diastole in American Heritage Dictionary 4

noun

Physiology The normal rhythmically occurring relaxation and dilatation of the heart chambers, especially the ventricles, during which they fill with blood.
The lengthening of a normally short syllable in Greek and Latin verse.

Origin:

Origin: Greek diastolē, dilation, separation

Origin: , from diastellein, to expand

Origin: : dia-, apart; see dia-

Origin: + stellein, to place, send; see stel- in Indo-European roots

Related Forms: