单词 | diastole |
释义 | diastolen. 1. Physiology. The dilatation or relaxation of the heart or an artery (or other pulsating organ in some lower animals), rhythmically alternating with the systole or contraction, the two together constituting the pulse. (Formerly sometimes applied also to the dilatation of the lungs in inspiration.) ΘΚΠ the world > life > the body > vascular system > circulation > pulsation > [noun] > diastole pulsea1398 diastole1578 pulsation1612 throb1653 tick1823 1578 J. Banister Hist. Man vii. f. 92v Diastole, [is] when the hart in his dilatation receiueth in of spirite. 1606 S. Daniel Queenes Arcadia iii. i. sig. F1v The Systole, and Dyastole of your pulse, Do shew your passions most hystericall. 1660 R. Boyle New Exper. Physico-mechanicall Digress. 350 The Systole and Diastole of the Heart and Lungs, being very far from Synchronical. a1711 T. Ken Hymnotheo in Wks. (1721) III. 79 His Heart a sudden gentle opning feels; It seem'd no more by Systole compress'd, But in a fix Diastole at rest. 1835 W. Kirby On Power of God in Creation of Animals I. v. 174 Nutrition seems carried on by a kind of systole and diastole, the sea water being alternately absorbed and rejected by the tubes composing the substance of the sponge. 1880 T. H. Huxley Crayfish ii. 74 When the systole is over the diastole follows. 2. Ancient Greek Prosody and Latin Prosody. The lengthening of a syllable naturally short. ΘΚΠ society > leisure > the arts > literature > poetry > versification > rhythm > [noun] > quantity > long syllable > lengthening diastole1580 diectasis1894 1580 E. Spenser To Master G. Harvey in Wks. (Globe) App. ii. 709/1 Heaven being used shorte as one sillable, when it is in verse stretched out with a Diastole, is like a lame dogge that holdes up one legge. 1656 J. Smith Myst. Rhetorique Unvail'd 177 Diastole..extension, or lengthening. 1704 in J. Harris Lexicon Technicum I. Diastole..'Tis also the making long a Syllable which is naturally short. 3. Ancient Greek Grammar. A mark (originally semicircular) used to indicate separation of words; still occasionally used, in the form of a comma, to distinguish ὅ,τι, ὅ,τε, neuter of ὅστις, ὅστε, from ὅτι (that), ὅτε (when). ΘΚΠ society > communication > writing > written character > [noun] > written character not a letter > diacritic > types of > in Greek spirit1612 spiritus asper1649 breathing1696 diastole1704 1704 in J. Harris Lexicon Technicum I. 1833 E. Robinson tr. Buttmann Larger Greek Gram. 45 From the comma must be distinguished the Diastole or Hypodiastole—which serves more clearly to separate some short words connected with enclitics, in order that they may not be confounded with other similar words. This entry has not yet been fully updated (first published 1895; most recently modified version published online June 2022). < n.1578 |
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