pacemakingn.
/ˈpeɪsˌmeɪkɪŋ/, U.S. /ˈpeɪsˌmeɪkɪŋ/ 1. Sport. The action or practice of setting the pace for competitors in a race. Also figurative.
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society > leisure > sport > types of sport or game > racing or race > [noun] > setting pace
pacemaking1893
pacing1897
1893 New Era (Humeston, Iowa) 22 Nov. 4/3 Pacemaking in road races is a difficult thing to stop.
1900 Field 8 Sept. 384/1 Pacemaking has long since exceeded the original function it was designed to fulfil as a preventive of waiting tactics in ordinary bicycle races.
1968 B. Tulloh On Running ix. 114 You can often help each other along by sharing the pacemaking.
1984 Marathon & Distance Runner Oct. 31/3 The awards went to Julius Korir, Joseph Mahmoud and Brian Diemer who paid closer attention to the early pace-making of Peter Renner.
2. Physiology and Medicine. The maintenance of a rhythmic physiological activity, esp. the beating of the heart, at a normal or regular rate; (also) the use of an artificial pacemaker (= pacing n. 6). Frequently attributive.
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the world > health and disease > healing > medical treatment > treatments of specific parts > [noun] > of the heart
defibrillation1940
pacemaking1957
pacing1962
1957 Amer. Naturalist 91 27 It is not known whether the physiological differences involved in initiating aggregation persist and play any part in pacemaking.
1963 Amer. Jrnl. Cardiol. 11 594 (heading) Hemodynamic sequelae of idioventricular pacemaking in complete heart block.
1977 Brit. Heart Jrnl. 39 357 Electrocardiograph leads III and VI displayed simultaneously should be routinely monitored..as a guide to instituting prophylactic transvenous pacemaking.
1986 Jrnl. Anat. 145 133 The node-like cells may have a potential pacemaking activity and represent an ectopic pacemaker centre in the pulmonary vein.
2000 Proc. National Acad. Sci. U.S.A. 97 12325/1 The relative contribution of these components to circadian pacemaking varies among species, but in many passerine birds the pineal organ and its periodic melatonin production are of prime importance.
This entry has been updated (OED Third Edition, March 2005; most recently modified version published online June 2022).
pacemakingadj.
/ˈpeɪsˌmeɪkɪŋ/, U.S. /ˈpeɪsˌmeɪkɪŋ/ 1. Physiology and Medicine. That maintains a rhythmic physiological activity, esp. the beating of the heart, at a normal or regular rate; that functions as a (natural or artificial) pacemaker; of or relating to this function.
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1923 Science 9 Nov. 377/1 The ‘pacemaking’ venous end of the heart.
1957 Amer. Naturalist 91 132 An endogenous clock-system which maintains its regular frequencies through some kind of external pacemaking signal.
1966 Amer. Jrnl. Cardiol. 18 64 (title) Heart block: a method for rapid determination of causes of pacing failure in artificial pacemaking systems.
1991 N.Y. Times (Nexis) 13 Aug. c4/1 After the firefly or pacemaking heart cell has fired..it gradually builds up its potential to fire again.
2003 Jrnl. Pharmacol. Sci. 91 229 These results indicate that taurine causes a negative chronotropic effect due to the inhibitions of the pacemaking ionic currents.
2. Sport. Esp. of a horse: that sets the pace for competitors in a race.
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society > leisure > sport > types of sport or game > racing or race > horse racing > [adjective] > racing qualities of horse
maiden1760
lasting1809
on the joba1889
pacemaking1937
raceable1944
1937 Times 8 May 5/1 Early in the straight it was clear that Salena had only the pacemaking Ancient Prince to beat.
1990 Guardian (Nexis) 4 Aug. Once Aromatic had caught the pacemaking Baylis it seemed that Guy Harwood was sure to train his first winner of the week at his local meeting.
2003 Independent (Nexis) 17 Apr. 29 He moved well in behind the pacemaking Desert Deer and Potemkin yesterday until Fallon sent him down the middle of the track.
This is a new entry (OED Third Edition, March 2005; most recently modified version published online March 2022).
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n.1893adj.1923