单词 | pression |
释义 | pressionn. Now rare. 1. The action of pressing; pressure; an instance of this.In quot. c1540: tight pressures, constraining hardships. ΘΚΠ the world > existence and causation > creation > destruction > pressing, pressure, or squeezing > [noun] distressc1384 press?1440 presseragec1450 thresting1481 thringing1483 thrust1513 squass1528 pressionc1540 squizing1565 pressure1601 squeezing1611 squishing1647 contrusiona1691 coercion1830 c1540 T. Wyatt Coll. Poems (1969) 7 He hath chased me thorough dyvers regions, Thorough desert wodes and sherp high mountaignes, Thorough frowarde people and straite pressions, Thorrough rocky sees, over hilles and playnes. 1642 D. Holles Speech conc. Articles High Treason 2 To redresse and releeve the manifold pressions and tyrannies exercised in this Kingdom, by wicked and pernitious persons. 1662 R. Boyle Citations English'd in Def. Doctr. Spring & Weight of Air 114 This is the difference between Pression and Suction, that Suction makes such an adhesion and Pression doth not. 1675 N. Grew Disc. conc. Mixture iv. iii. 62 Weight it self is but Pression. 1701 Philos. Trans. 1700–1 (Royal Soc.) 22 961 The vessel..bore all the weight of this pression, as well as the liquor which contained it. 1764 S. Clark Easy Introd. Theory & Pract. Mech. 107 The voussoirs MD, QD, will mutually react with the same equality of force in the common direction FI, perpendicular to the center of pression. 1835 H. N. Moore Orlando iv. iii. 47 I will hug thee In a fond embrace, hug thee close to my heart, And in the pression cold feel all the heat. 1880 Nature 4 Mar. 422/2 Under ordinary conditions of pression diamond will withstand a high temperature. 1905 Ld. Lloyd in C. Adam Life Ld. Lloyd (1948) 25 There is yet time and there is no pression [on the engine]. 1938 Geografiska Annaler 20 249 We don't know even roughly how the absorption coefficients are quantitatively altered, when the pression and temperature are diminished. 2001 Diabetes Care (Nexis) 1 Jan. 174 Three small titanium pillows that act as an accumulator, storing the initial impact of the hydraulic force pression of the stroke.., resulting in an improved insulin delivery. 2. In Cartesian physics: pressure or impulse communicated to or propagated through a medium without imparting motion to the particles of the medium, formerly thought to be a possible mechanism for the transmission of light. Now historical. ΘΚΠ the world > matter > physics > mechanics > force > [noun] > pressure > pressure communicated through fluid pression1672 pressure1710 1672 I. Newton in Philos. Trans. (Royal Soc.) 7 5089 Other Mechanical Hypotheses on which Light is supposed to be caused by any Pression or Motion whatsoever, excited in the aether by the agitated parts of Luminous bodies. 1718 I. Newton Opticks (ed. 2) iii. i. 336 If Light consisted only in Pression propagated without actual Motion, it would not be able to agitate and heat the Bodies which refract and reflect it. 1756 T. Amory Life John Buncle I. 176 If the moon..by pression and attraction, was the principal cause of flux and reflux. 1909 Jrnl. Philos., Psychol. & Sci. Methods 6 219 Whether the origin of motion is emission, according to Newton, or pression and undulation, according to Leibnitz. 1991 Notes & Rec. Royal Soc. 45 14 Newton supposes that when it reaches each corner a, b, c, d,..in turn an inwards ‘pression’, f say, to the centre n instantly ‘reflects’ it from one side to the next, altering the direction but not the magnitude of its ‘force of motion’ v. 3. A form of massage involving various techniques of pressing or compressing muscles; an instance of this. Now rare. ΘΚΠ the world > health and disease > healing > medical treatment > physiotherapy > [noun] > massage > movements knead1853 effleurage1886 pétrissage1886 malaxation1887 percussioning1887 pointillage1887 pression1887 sciage1887 secousse1887 tapotement1889 hacking1890 1887 D. Maguire Art of Massage (ed. 4) i. 15 In the sundry pressions he should not fatigue the patient. 1887 D. Maguire Art of Massage (ed. 4) ii. 27 I believe that a soft percussion..might accomplish the same result as massage by pression. a1897 New Sydenham Soc. Lexicon s.v Pressions, in massage, methods of pressing or compressing the muscles, by means of the whole hand, the tips of the fingers, or the roulet. This entry has been updated (OED Third Edition, March 2007; most recently modified version published online March 2022). < n.c1540 |
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