Hypertext Webster Gateway: "diastole"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Diastole \Di*as"to*le\, n. [L., fr. Gr. ?, fr. ? to put asunder,
to separate; dia` through + ? to set, to place.]
1. (Physiol.) The rhythmical expansion or dilatation of the
heart and arteries; -- correlative to systole, or
contraction.
2. (Gram.) A figure by which a syllable naturally short is
made long.
From WordNet (r) 1.7 (wn)
diastole
n : the widening of the chambers of the heart between two
contractions when the chambers fill with blood
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