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单词 diastole
释义

WordReference Random House Unabridged Dictionary of American English © 2024
di•as•to•le  (dī astl ē′, -tl ē),USA pronunciation n. 
  1. Physiologythe normal rhythmical dilatation of the heart during which the chambers are filling with blood. Cf. systole (def. 1).
  2. Poetry[Pros.]the lengthening of a syllable regularly short, esp. before a pause or at the ictus.
  • Greek diastolé̄ a putting asunder, dilation, lengthening; compare diastéllein to set apart, equivalent. to dia- dia- + stéllein to put, place
  • Late Latin diastolē
  • 1570–80

Collins Concise English Dictionary © HarperCollins Publishers::
diastole /daɪˈæstəlɪ/ n
  1. the dilatation of the chambers of the heart that follows each contraction, during which they refill with blood
    Compare systole
Etymology: 16th Century: via Late Latin from Greek: an expansion, from diastellein to expand, from dia- + stellein to place, bring together, make ready

diastolic /ˌdaɪəˈstɒlɪk/ adj
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更新时间:2025/2/23 9:46:52