单词 | keystone |
释义 | keystonen.1adj. A. n.1 1. a. A central stone at the summit of an arch or vault, locking the whole together. Also: an ornamental relief or boss decorating such a stone. ΘΚΠ society > leisure > the arts > visual arts > architecture > arch > [noun] > parts of > keystone key1608 keystonea1637 key-piece1669 sagitta1703 key block1823 a1637 B. Jonson Under-woods xiii. 136 in Wks. (1640) III 'Tis the last Key-stone That makes the Arch. 1692 Building Acct. St. Paul's Cathedral in 14th Vol. Wren Soc. (1937) 102 For Masons & Carve 3 Vawses on the Keystones. 1746 Gentleman's Mag. Aug. 437/2 The key-stone of the last arch of Westminster bridge. 1790 R. Burns Tam o' Shanter 206 in Poems & Songs (1968) II. 563 Now, do thy speedy utmost, Meg, And win the key-stane of the brig. 1805 W. Scott Lay of Last Minstrel ii. ix. 41 The keystone, that locked each ribbed aisle, Was a fleur-de-lys, or a quatre-feuille. 1858 M. Oliphant Laird of Norlaw III. 272 The narrow door, with some forgotten noble's sculptured shield upon its keystone. 1956 R. Macaulay Towers of Trebizond xiv. 158 The Comnenus eagle spreads its wings on the keystone of the great arch. 1999 J. Elliot Unexpected Light (2000) vii. 264 The bold rosettes..reminded me of keystones above medieval doorways in Provence. b. In figurative contexts: a person or thing occupying a high, central, or vital position in something likened to an arch or similar structure. ΘΚΠ the mind > attention and judgement > importance > [noun] > one who is important > one who is essential or has central role Atlas1589 keystone1641 protagonist1671 firmament1701 leading light1707 pivotman1782 kingpin1858 queen-pin1907 the mind > attention and judgement > importance > [noun] > that which is important > essential or central pitheOE effectc1405 substancec1450 kernel1556 nick1577 keystone1641 vitals1657 narrow1702 secret1738 ganglion1828 nub1833 primality1846 keyword1848 knub1864 buzzword1946 in word1964 1641 J. Jackson True Evangelical Temper iii. 182 Christian Society is..like stones in an arch,..Christ himselfe being the key-stone. 1683 J. Smith Doctr. Church of Eng. conc. Lord's Day v. 170 The whole Fabrick of the World was loosned and ready to fall (this Keistone of the Arch being crumbled into Dust). 1745 W. Warburton Faithful Portrait Popery 30 This [sc. charity] then is the Crown, the Keystone of this heavenly Edifice, this triumphant Arch of Immortality. 1790 R. Burns Tam o' Shanter 69 in Poems & Songs (1968) II. 559 That hour, o' night's black arch the key-stane. 1845 P. J. Bailey Festus (ed. 2) 10 The sun, centre and sire of light, The keystone of the world-built arch of heaven. 1866 W. D. Howells Venetian Life xiii. 192 At the other end of the saloon sat one of the fathers, the plump key-stone of an arch of comfortable young students. 1918 J. A. Lejeune Let. 11 Oct. in N.Y. Times 9 Dec. 4/4 You attacked magnificently and you seized Blanc Mont Ridge, the keystone of the arch constituting the enemy's main position. 2002 J. C. Polkinghorne God of Hope & End of World xii. 140 Eschatology is the keystone of the edifice of theological thinking, holding the whole building together. c. figurative. The central principle or element of a system, ideology, etc., on which all the rest depends; a vital or essential part of something. Cf. corner-stone n. 1b. ΘΚΠ the mind > attention and judgement > importance > [noun] > that which is important > essential or central > upon which something depends harrec1000 pina1538 key1559 pinch1581 axle-treec1600 axlea1634 fulcrum1668 keystone1722 pivot1748 turning-point1836 landmark1859 axis1860 linchpin1954 1722 J. Covel Some Acct. Greek Church 291 But that which is the Key Stone and clencheth all the rest, (Contrition, Confession, Satisfaction;) and makes all one entire Sacrament, is Absolution. 1787 World & Fashionable Advertiser 20 Nov. Those principles which dignify any station in trade—impart unlimited confidence—and render commerce the basis—the very keystone of this—great people. 1817 S. T. Coleridge Biogr. Lit. 96 Religion, as both the corner stone, and the key-stone of morality. 1849 T. B. Macaulay Hist. Eng. II. vii. 166 The tenet of predestination was the keystone of his religion. 1868 J. E. T. Rogers Man. Polit. Econ. ix. 106 The principle of unlimited liability is the keystone of the system. 1936 Stage June 30/3 But go—if music to you is the keystone of all treasurable experience. 1987 Telford Jrnl. 4 June 6/6 The ice rink, rather than being a liability is one of the keystones of Telford. 2005 Computer Weekly 26 July 10/5 The passports will form the keystone of the Home Office's e-borders project. d. U.S. More fully old Keystone. (A nickname for) the state of Pennsylvania; = Keystone State n. at Compounds 1. Now rare.With quot. 1803 cf. sense A. 1b. ΘΚΠ the world > the earth > named regions of earth > America > North America > [noun] > United States > specific states > Pennsylvania Keystone State1831 Pa.1831 keystone1839 Quaker State1844 the world > the earth > named regions of earth > America > North America > [adjective] > U.S.A. > specific states or regions > Pennsylvania Pennsylvanian1698 keystone1948 1803 Addr. by Democratic Comm. in H. M. Jenkins Pennsylvania (1903) II. xii. 316 Pennsylvania is the Keystone of the democratic arch.] 1839 Liberator 5 Apr. 54/1 Gallant Senator Buchanan, of the old Keystone. 1844 Congress. Globe 4 June 662/3 The old Key-stone has never furnished the Union with either President or Vice President. 1873 W. Carleton Farm Ballads 154 Mid old Key-stone's rugged riches, which the miner's hand await. 1920 A. H. Wharton In Old Pennsylvania Towns i. 14 No state is richer in historic associations than the old Keystone. 1948 Time 21 June 22/3 The control of keystone Pennsylvania was one of the big question marks of the convention. 1972 A. M. Shankman (Ph.D. thesis, Emory Univ.) (title) Conflict in the Old Keystone; anti-war sentiment in Pennsylvania, 1860-65. ΘΚΠ society > occupation and work > equipment > furnace or kiln > furnace > parts of furnace > [noun] > other parts of furnaces sump1673 stoking-hole1683 stoking-place1744 mid-feather1748 bottoming hole1815 trunnel-head1819 keystone1821 vault1825 well1825 nose-hole1832 fore-stone1839 nose1839 tongs-carriage1839 tunnel-head1843 glory-hole1849 1821 W. Forster Treat. Section Strata Newcastle-upon-Tyne (ed. 2) 378 This Fore-stone is closed in at each end, with a piece of cast-iron, called a Key-stone, being an exact cube of ten inches the side. 1852 J. A. Phillips Man. Metall. 505 The space at each end of the fore-stone is now closed by a cube of cast iron measuring six inches of a side, called a key-stone; two others, of similar dimensions, are used for making good the space between the fore-stone and the back part of the furnace. 1870 J. Percy Metall. Lead 281 The dimensions of the ore-hearth are as follow... Back-stone or pipe-stone... Upper back-stone... Key-stones... Fore-stone. 3. Building. A stone placed transversely so as to connect the inner and outer layers of a wall; = bond-stone n. at bond n.1 Compounds 2. rare. ΘΚΠ society > occupation and work > industry > building or constructing > disposition of stones or bricks > [noun] > specific stone or brick hirne-stonec1000 parpen1252 coin1350 coin-stone1350 angler1365 parpal1369 corner-stonea1382 cunye1387 tuss1412 quoin1532 table stone1554 quoining1562 copestone1567 ground-stone1567 lock bandc1582 quinyie1588 perpender1611 whelmer1618 parpen stone1633 capstone1665 headera1684 through1683 quoin-stone1688 stretcher1693 closer1700 bed-stone1723 coping-brick1725 girder1726 footstone1728 heading brick1731 bossage1736 lewis-hole1740 shoulder1744 headstone1745 pawl1753 tail-bond1776 coping-stone1778 slocking-stone1778 throughband1794 through-stone1797 stretching-bond1805 core1823 keystone1823 tail-binder1828 stretching-stone1833 header brick1841 coign1843 pawl-stone1844 bay-stone1845 bonder1845 pillar-stone1854 bond-piece1862 stretcher-brick1867 toothing-stone1875 bond-stone1879 pierpoint1891 jumper1904 tush1905 padstone1944 1823 P. Nicholson New Pract. Builder 339 Key-Stones, a term frequently used for bond-stones. 1985 S. Thorburn in S. Thorburn & J. F. Hutchison Underpinning i. 6 The interval of time between the complete fracturing of all keystones connecting masonry crosswalls, and facades and failure of the load-bearing walls themselves is relatively short, and the effect can be dramatic. 4. Printing and (now chiefly) Printmaking. In colour lithography: a stone on to which the key drawing (key drawing n. 1) is transferred for use as a guide to printing the colours. ΘΚΠ society > leisure > the arts > visual arts > printmaking > surface and planographic printing > lithography > [noun] polyautography1803 lithography1813 lithotint1843 keystone1854 stone-engraving1891 litho1972 1854 1st Ann. Rep. Dept. Sci. & Art App. F. 216 Outlines in ink or keystones are carefully practised, preparatory to the study of chromo-lithography. 1875 R. Hunt & F. W. Rudler Ure's Dict. Arts (ed. 7) III. 135 A drawing of the subject, in outline,..is made..when transferred to a stone, this drawing is called the keystone, and it serves as a guide to all the others, for it must be transferred to as many different stones as there are colours in the subject. 1889 Pall Mall Gaz. 23 Jan. 3/1 ‘Offsets’..are tracings of those portions of matter in the keystone which are to go in each colour, an offset for the red, one for the blue, and so on. 1933 N. Montague Art & Pract. Printing viii. 57 An impression is taken upon this from the outline or key stone or plate, and the other colours are then patched on to this..key in turn. 1980 A. Griffiths Prints & Printmaking 120 The artist usually first makes a preliminary sketch of his composition, and from this draws the outline of the design on to a key-stone. B. adj. (attributive). Originally U.S. Central, vital, most important. Cf. key adj. ΘΚΠ the mind > attention and judgement > importance > [adjective] > essential or central cardinal1440 material1603 primal1619 real1620 centrical1659 vital1659 essential1770 nucleal1826 key1832 pivotal1837 keystone1846 pivot1861 quintessential1901 central1902 core1962 1846 Daily Sentinel & Gaz. (Milwaukee, Wisconsin Territory) 30 Dec. Arrogating to themselves to be the exponents of democratic principles they set at defiance the key stone principle of the party. 1871 N.Y. Herald 8 May 6/6 This was the keystone question of his administration. 1893 G. M. Gould Meaning & Method of Life iii. 58 It is the chief and keystone article of the creed of the coming religion. 1971 French Hist. Stud. 7 208 Prussia and Germany played keystone rôles in this envisaged French alliance system. 1981 Amer. Banker (Nexis) 4 Feb. A revolution in technology that has made the demand deposit account the keystone product of retail banking. 2000 B. Geddes World Food: Mexico 30 Mole..has become one of the keystone dishes in Mexican cuisine. Compounds C1. Compounds of the noun. keystone correction n. Cinematography, Television, and Photography a method of compensating for the keystone effect; the functionality for making such compensations. ΚΠ 1936 U.S. Patent 2,040,813 2/2 If required, in some systems, the methods for keystone correction in Figs. 1 and 4 may be used together. 1979 Amer. Libraries 10 92/3 The equipment contains a built-in electronic Keystone Correction,..preventing elongated, angular pictures. 2008 C. Tyler X Power Tools i. 15 Keystone correction permits the sides of the image to be slanted..so that the image will appear rectangular when projected onto the screen at an angle. keystone effect n. chiefly Cinematography, Television, and Photography a distorting effect whereby a rectangular object produces a trapezoidal image, typically as a result of a line of projection, or an optical axis, not being at right angles to a screen. [With reference to the resemblance of such an image to the typical shape of the keystone of an arch.] ΚΠ 1911 Cycl. Motion-picture Work I. 58 The keystone effect may be entirely corrected for small angles by setting the lantern slide eccentric to the lens. 1967 Electronics 6 Mar. 79/1 (advt.) The electron gun is set at an angle to the phosphor and the deflection system compensates for keystone effects. 2010 F. Gallaugher Olympus E-P1 46 This feature is a godsend. It is particularly useful in controlling the keystone effect. keystone mask n. Architecture a sculpture or relief of a person's face used to decorate a keystone. ΚΠ 1855 J. Timbs Curiosities of London 536 Marble keystone mask from Pompeii. 1890 Daily News 26 Nov. 7/3 The quite famous sculptured keystone-masks on the east and west sides of the central arch of Henley Bridge. 1980 Rec. Columbia Hist. Soc. 50 318 The artist who executed these spandrel figures and keystone masks is unknown. ΚΠ 1881 Spons' Encycl. Industr. Arts IV. 1227 The well known American ‘keystone’ mill, in which the preliminary breaking is accomplished by the arms A; the bark is then finely ground by the toothed cones N. keystone picture n. Cinematography (now rare) a picture distorted by the keystone effect. ΚΠ 1914 J. B. Rathbun Motion Picture Making vi. 126 To avoid the keystone picture, the angle of the lens must be sufficiently great to bring in the edges. 1949 A. H. Lytel TV Picture Projection & Enlargem. iv. 101 This results in normal picture since the keystone picture on the tube face is ‘de-keystoned’ by its passage through the optical system. Keystone State n. U.S. (a nickname for) the state of Pennsylvania. [Apparently arising partly from the address cited in quot. 1803 at sense A. 1d, and partly from Pennsylvania's central position among the thirteen original states.] ΘΚΠ the world > the earth > named regions of earth > America > North America > [noun] > United States > specific states > Pennsylvania Keystone State1831 Pa.1831 keystone1839 Quaker State1844 1831 Daily National Intelligencer (Washington) 19 May What will the ‘Key-stone’ State say to such an impudent charge brought against the whole body of her Legislature. 1904 N.Y. Amer. 4 Apr. 4 The Pennsylvania men agreed with the Tammany leader that the Keystone State should send an uninstructed delegation. 1996 Mid-Atlantic Weekends Spring 107/2 From world-class symphony orchestras to bountiful hunting and fishing, the Keystone State has something to suit almost every visitor. C2. Compounds of the adjective. keystone species n. Ecology a species exerting a major influence on an ecosystem, esp. one on whose activities the survival of other species depends. ΚΠ 1969 R. T. Paine in Amer. Naturalist 103 92 These individual populations are the keystone of the community's structure, and the integrity of the community and its unaltered persistence through time, that is, stability, are determined by their activities and abundances... The two keystone species discussed above have little in common. 1989 Green Mag. Oct. 7/3 Elephants are a keystone species in the foodweb for other animals, clearing the bush, opening up water holes, and dispersing seeds. 2009 Independent 2 Nov. 13/3 The huarango..is the ecological keystone species in the desert zone. This entry has been updated (OED Third Edition, December 2012; most recently modified version published online June 2022). Keystonen.2 I. Compounds. 1. attributive. Designating a film produced by Keystone Studios, esp. a comedy featuring the Keystone Kops, a group of incompetent policemen often involved in farcical situations or frenetic slapstick; relating to or featuring in such a film. In extended use: reminiscent of the Keystone Kops; farcical, slapstick. ΘΚΠ society > leisure > the arts > performance arts > cinematography > a film > type of film > [adjective] > other types costumed1851 foreign language1904 first run1910 Keystone1912 photodramatic1914 serial1915 coming of age1919 edge-of-your-seat1922 psychodramatic1927 omnibus1928 straight1936 low-budget1937 no-budget1937 screwball1937 Ealing1939 blockbusting1943 private eye1946 film noir1952 white telephone1952 portmanteau1953 uncut1953 anthology1955 three-D1955 Hammer1958 noir1958 co-production1959 kitchen sink1959 kidult1960 docudrama1961 cinéma vérité1963 maudit1963 filmi1965 indie1968 triple-X1969 XXX1969 drama-documentary1970 cheapie1973 gross-out1973 high concept1973 chopsocky1974 hard R1974 buddy movie1975 sci-fi1977 mondo1979 hack-and-slash1981 microbudget1981 hack-and-slay1982 slice-and-dice1982 fly on the wall1983 psychotronic1983 noirish1985 Mad Max1986 stoner1987 bonkbusting1993 straight to DVD1997 1912 Hamilton (Ohio) Evening Jrnl. 1 Oct. 5/6 Tuesday night's photoplays include ‘The New Neighbors’, a Keystone comedy with Mary Normand, the former Biograph diving girl in the leads. 1918 R. H. Knyvett ‘Over There’ with Australians 54 We received at this time the nickname ‘Keystone soldiers’, some genial ass conceiving that we looked as funny as the Keystone police. 1965 H. MacInnes Double Image (1967) ii. 37 It was like one of those old Keystone comedies—everyone gesticulating wildly. 1980 Ukiah (Calif.) Daily Jrnl. 5 Oct. 3/2 Relying as much on theatrics as music, their style was a lively mixture of vaudeville and vintage keystone humor. 1999 Washington Post (Nexis) 5 Sept. x. 15 I..never laughed out loud at all, even when events veered toward bedroom farce or Keystone comedy. 2. Keystone cop n. (also Keystone Kop) a person (esp. a police officer) likened to one of the Keystone Kops; also used allusively and in similes describing shambolic or farcical situations. ΚΠ 1917 Racine (Wisconsin) Jrnl.-News 10 Oct. 2/3 Waco's traffic rules are enforced by policemen (the soldiers call them Keystone cops) who smoke cigarets while on duty. 1955 F. Scully Cross my Heart 44 When we reached East Orange we found the fire surrounded by what looked like Keystone Cops. 1964 W. Markfield To Early Grave x. 168 He was straddling the running board like a Keystone cop. 1990 Independent (Nexis) 26 Mar. 28 McClennan had asked his players to keep their heads and cut out the ‘Keystone Cops’ football. 2011 Times (S. Afr.) (Nexis) 9 Mar. A police state is one thing. Imagine being ruled by this bunch of Keystone cops! II. Simple uses. 3. A film, esp. a comedy, produced by Keystone Studios. Now historical. ΘΚΠ society > leisure > the arts > performance arts > cinematography > a film > type of film > [noun] > silent Keystone1914 silent1928 1914 Cinema in G. D. McDonald et al. Films of Charlie Chaplin (1965) 34 The sensation of the year is the success of Chas. Chaplin, whom trade reviewers declare far funnier in Keystones than even in ‘Mumming Birds’. 1915 Manitoba Free Press 13 Feb. 2/4 The latest Keystone, ‘His New Job’, which will be shown at the Bijou on Monday. 1973 G. Mast Comic Mind (1979) v. 48 Sennett claimed that his first Keystone was..shot within a half hour of their arrival in California. 2004 Times 9 Oct. 24 ‘Kid Auto Races’ at Venice, one of four restored Chaplin Keystones from 1914 at the festival. 4. slang (originally U.S.). A police officer, esp. one in uniform. Cf. Keystone cop n. at sense 2. ΘΚΠ society > law > law enforcement > law-enforcement or peace-officer > [noun] grithsergeant1293 Officer of the Lawc1380 peace officer1649 town officer1667 constable?c1682 myrmidon1699 limb of the law1730 ossifer1819 eirenarch1867 Keystone1929 lawman1959 1929 Sat. Evening Post 13 Apr. 54/3 A detective is a dummy, or a keystone, or Johnny Law, or a dick. 1935 A. J. Pollock Underworld Speaks 66/2 Keystone, a special, uniformed police officer. 1969 J. Wainwright Big Tickle 162 Get the keystones in the act. They watch. We perform. 1971 A. Hunter Gently at Gallop i. 6 The local Keystones move in demanding alibis. 2008 J. Bannister Closer Still xxii. 228 The local Keystones had been right and the situation was contained. This entry has been updated (OED Third Edition, December 2012; most recently modified version published online March 2022). keystonev. 1. transitive (frequently in passive). a. To act as a keystone for (an arch, etc.); to provide with a keystone. Frequently in figurative contexts. ΚΠ 1846 Weekly Chron. 27 Dec. 1/3 Fat ribs of beef support an arch keystoned by loaves of bread. 1887 Birmingham Daily Post 11 Mar. 4/7 Above the side arches, keystoned with the Birmingham arms, will run the words ‘Long may she reign’. 1920 Chicago Sunday Tribune 13 June ii. 8/1 (advt.) The foundation of conservatism that keystones the arch of investment. 2007 J. Gifford Perth & Kinross 138 A datestone set in a roundel which is keystoned at the cardinal points. b. figurative. To be the central principle or element of; to cause to cohere or hold together. ΚΠ 1880 R. H. Newton Char. Jesus 7 in Stud. Jesus The historical saint and sage who lived and taught eighteen centuries ago in Galilee, and keystoned humanity's progress in himself. 1905 Collier's 17 June 18/1 The mammoth errand [sc. the Lewis and Clark Expedition] was keystoned by something better than idle curiosity. 1980 Newsweek (Nexis) 7 Apr. 56 Bunker..manages an empire that is keystoned by..one of the largest independent oil companies in the nation. 2001 D. K. Emmerson in S. W. Simon Many Faces of Asian Security iv. 91 Deterrence did become the leitmotif of security policy discourse. NATO keystoned the corresponding architecture. 2. transitive. To give the shape of a keystone to, to make trapezoidal. Now chiefly Cinematography, Television, and Photography: to distort (an image) by the keystone effect. ΚΠ 1937 U.S. Patent 2,076,543 4/1 Such a material is formed by keystoning the portions 17 and 18 of the forming dies. By this is meant giving these portions a transverse wedge shape. 1940 V. K. Zworykin & G. A. Morton Television xv. 473 If the complete sawtooth..is a modulation, the shape will be keystoned. 1973 Spaghetti City Video Man. 75 The magnet not only makes the picture out of focus, but also skews or keystones the picture on the viewfinder screen. 2012 N. J. Medoff & E. J. Fink Portable Video (ed. 6) iv. 94 (caption) The angle here causes the train to be keystoned and the other parallel lines to converge on the vanishing point. This entry has been updated (OED Third Edition, December 2012; most recently modified version published online March 2022). < n.1adj.a1637n.21912v.1846 |
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