self-centringself-centeringn.

Brit.

/ˌsɛlfˈsɛnt(ə)rɪŋ/, U.S.

/ˌsɛlfˈsɛn(t)ərɪŋ/

Origin: Formed within English, by derivation. Etymons: self- prefix, centring n.¹

Etymology: < self- prefix + centring n.¹, after self-centring adj.

The automatic return of the steering of a motor vehicle to a central alignment; the capacity for this. Cf. self-centring adj.

ΘΚΠ

society > travel > means of travel > a conveyance > vehicle > powered vehicle > parts and equipment of motor vehicles > [noun] > steering, suspension, or wheels > types of steering system

left-hand drive1908

right-hand drive1912

self-centring1931

power steering1932

1931 Country Life 28 Nov. p. xxvi/1 Though it is geared moderately low, it is so light and..stable, and the self-centring is so positive, that it is extremely easy to use.

1977 Times 18 Aug. 23/3 The main criticisms of steering were..stiffness of operation, and lack of self-centring.

2016 AutoCar (Nexis) 6 Jan. 29 With just a couple of degrees of lock on, there's no self-centring at all, so you find yourself carving a radius you didn't want.

This entry has been updated (OED Third Edition, January 2018; most recently modified version published online March 2022).

self-centringself-centeringadj.

Brit.

/ˌsɛlfˈsɛnt(ə)rɪŋ/, U.S.

/ˌsɛlfˈsɛn(t)(ə)rɪŋ/

Forms: see self- prefix and centring adj.

Origin: Formed within English, by derivation. Etymons: self- prefix, centring adj.

Etymology: < self- prefix + centring adj. Compare earlier self-central adj., self-centred adj.

1. Centred within the self; centred on the self; self-centred. Now rare.

ΘΚΠ

the world > relative properties > relationship > non-relation > [adjective] > independent

substantivec1400

independing1604

self-contained1605

independent1614

self-centred1661

self-centring1695

self-existent1782

self-containing1826

1695 J. Norris Lett. conc. Love of God x. 226 The Will of God is not..an Expression that he receives from without himself,..but an inward self-centring Principle, that both derives from, and terminates in himself.

1698 J. Norris Pract. Disc. Divine Subj. IV. 186 The Self-Ending, Self-Centring Man does in a very true and proper Sense Idolize himself.

1701 J. Norris Ess. Ideal World I. vi. 398 Truth being of the Divine essence..is really a ground and foundation to itself, even as that self-centring essence is.

1792 G. Butt Serm. preached Bewdley Chapel 12 When self-centring vanity has its full sway over the human mind.

1795 S. T. Coleridge Conciones ad Populum Introd. Addr. 18 They pursue the interests of Freedom steadily, but with narrow and self-centering views.

1858 W. E. Gladstone Stud. Homer III. 503 His Epicurean and self-centring philosophy.

1979 R. L. Smallwood & S. Wells in T. Dekker Shoemaker's Holiday 39 The self-centring, sterile acquisitiveness of Shylock.

2007 B. Heron Desire for Devel. ii. 49 In this statement altruism and self-interest coexist, with the former remaining undisturbed by the self-centring move of the latter.

2. Mechanics.

a. Of a device: tending to adopt or remain in a central position automatically; esp. (of a chuck of a lathe, drill, etc.) able to hold an object in a central position without needing manual adjustments.

ΘΚΠ

society > occupation and work > equipment > machine tool > lathe > [adjective] > attributes of lathes and their parts

swash1680

self-centring1829

1829 Trans. Soc. Arts, Manuf., & Commerce 47 128 The large Silver Medal was presented to Mr. S. Mordan, 22, Castle Street, Finsbury, for his Self-centering Lathe Chuck.

1891 Microscope 11 114 Turn tables are divided into two great classes; self centring and plain. By self centring is meant that a slide which has been ringed on the turn table can be again placed in exactly the same position without trouble.

1908 Westm. Gaz. 17 Nov. 5/2 The clutch is of the self-centring type.

1944 D. E. Warland Teach yourself Constructional Details x. 130 Expanded metal may also be used as a self-centring device for the support of suspended ceilings, etc., in which case it is strengthened and supported by metal stiffening ribs.

1975 G. Bram & C. Downs Manuf. Technol. iv. 110 Disadvantages of self-centring chucks are that they cannot clamp blank or out-of-round items to maintain accuracy.

2004 Tool & Machinery Catal. 2005 (Axminster Power Tool Centre Ltd.) ii. 8/2 A range of plain back three and four jaw self-centring scroll chucks with spheroidal graphite iron body.

b. Of the steering of a motor vehicle: designed to return automatically to a central alignment.

ΘΚΠ

society > travel > means of travel > a conveyance > vehicle > powered vehicle > parts and equipment of motor vehicles > [adjective] > types of steering

self-centring1909

finger-light1925

recirculating ballc1943

soggy1957

1909 Horseless Age 20 Oct. 436/3 The steering gear can be made self centring, to a certain extent at least, by placing the axle spindles back of the steering knuckle pins or pivots.

1963 Times 5 Feb. 7/5 At first, the powerful self-centring action of the steering makes the car feel heavy and slightly unstable.

2014 Daily Tel. (Nexis) 12 July (Motoring section) 5 Wonderfully quirky, with its self-centring steering and non-cancelling indicators.

This entry has been updated (OED Third Edition, January 2018; most recently modified version published online March 2022).

单词	self-centring
释义	self-centringself-centeringn. Brit. /ˌsɛlfˈsɛnt(ə)rɪŋ/, U.S. /ˌsɛlfˈsɛn(t)ərɪŋ/ Origin: Formed within English, by derivation. Etymons: self- prefix, centring n.¹ Etymology: < self- prefix + centring n.¹, after self-centring adj. The automatic return of the steering of a motor vehicle to a central alignment; the capacity for this. Cf. self-centring adj. ΘΚΠ society > travel > means of travel > a conveyance > vehicle > powered vehicle > parts and equipment of motor vehicles > [noun] > steering, suspension, or wheels > types of steering system left-hand drive1908 right-hand drive1912 self-centring1931 power steering1932 1931 Country Life 28 Nov. p. xxvi/1 Though it is geared moderately low, it is so light and..stable, and the self-centring is so positive, that it is extremely easy to use. 1977 Times 18 Aug. 23/3 The main criticisms of steering were..stiffness of operation, and lack of self-centring. 2016 AutoCar (Nexis) 6 Jan. 29 With just a couple of degrees of lock on, there's no self-centring at all, so you find yourself carving a radius you didn't want. This entry has been updated (OED Third Edition, January 2018; most recently modified version published online March 2022). self-centringself-centeringadj. Brit. /ˌsɛlfˈsɛnt(ə)rɪŋ/, U.S. /ˌsɛlfˈsɛn(t)(ə)rɪŋ/ Forms: see self- prefix and centring adj. Origin: Formed within English, by derivation. Etymons: self- prefix, centring adj. Etymology: < self- prefix + centring adj. Compare earlier self-central adj., self-centred adj. 1. Centred within the self; centred on the self; self-centred. Now rare. ΘΚΠ the world > relative properties > relationship > non-relation > [adjective] > independent substantivec1400 independing1604 self-contained1605 independent1614 self-centred1661 self-centring1695 self-existent1782 self-containing1826 1695 J. Norris Lett. conc. Love of God x. 226 The Will of God is not..an Expression that he receives from without himself,..but an inward self-centring Principle, that both derives from, and terminates in himself. 1698 J. Norris Pract. Disc. Divine Subj. IV. 186 The Self-Ending, Self-Centring Man does in a very true and proper Sense Idolize himself. 1701 J. Norris Ess. Ideal World I. vi. 398 Truth being of the Divine essence..is really a ground and foundation to itself, even as that self-centring essence is. 1792 G. Butt Serm. preached Bewdley Chapel 12 When self-centring vanity has its full sway over the human mind. 1795 S. T. Coleridge Conciones ad Populum Introd. Addr. 18 They pursue the interests of Freedom steadily, but with narrow and self-centering views. 1858 W. E. Gladstone Stud. Homer III. 503 His Epicurean and self-centring philosophy. 1979 R. L. Smallwood & S. Wells in T. Dekker Shoemaker's Holiday 39 The self-centring, sterile acquisitiveness of Shylock. 2007 B. Heron Desire for Devel. ii. 49 In this statement altruism and self-interest coexist, with the former remaining undisturbed by the self-centring move of the latter. 2. Mechanics. a. Of a device: tending to adopt or remain in a central position automatically; esp. (of a chuck of a lathe, drill, etc.) able to hold an object in a central position without needing manual adjustments. ΘΚΠ society > occupation and work > equipment > machine tool > lathe > [adjective] > attributes of lathes and their parts swash1680 self-centring1829 1829 Trans. Soc. Arts, Manuf., & Commerce 47 128 The large Silver Medal was presented to Mr. S. Mordan, 22, Castle Street, Finsbury, for his Self-centering Lathe Chuck. 1891 Microscope 11 114 Turn tables are divided into two great classes; self centring and plain. By self centring is meant that a slide which has been ringed on the turn table can be again placed in exactly the same position without trouble. 1908 Westm. Gaz. 17 Nov. 5/2 The clutch is of the self-centring type. 1944 D. E. Warland Teach yourself Constructional Details x. 130 Expanded metal may also be used as a self-centring device for the support of suspended ceilings, etc., in which case it is strengthened and supported by metal stiffening ribs. 1975 G. Bram & C. Downs Manuf. Technol. iv. 110 Disadvantages of self-centring chucks are that they cannot clamp blank or out-of-round items to maintain accuracy. 2004 Tool & Machinery Catal. 2005 (Axminster Power Tool Centre Ltd.) ii. 8/2 A range of plain back three and four jaw self-centring scroll chucks with spheroidal graphite iron body. b. Of the steering of a motor vehicle: designed to return automatically to a central alignment. ΘΚΠ society > travel > means of travel > a conveyance > vehicle > powered vehicle > parts and equipment of motor vehicles > [adjective] > types of steering self-centring1909 finger-light1925 recirculating ballc1943 soggy1957 1909 Horseless Age 20 Oct. 436/3 The steering gear can be made self centring, to a certain extent at least, by placing the axle spindles back of the steering knuckle pins or pivots. 1963 Times 5 Feb. 7/5 At first, the powerful self-centring action of the steering makes the car feel heavy and slightly unstable. 2014 Daily Tel. (Nexis) 12 July (Motoring section) 5 Wonderfully quirky, with its self-centring steering and non-cancelling indicators. This entry has been updated (OED Third Edition, January 2018; most recently modified version published online March 2022). < n.1931adj.1695
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