skew-backn.

Etymology: < skew n.³ or skew v.² + back adv.

a. Architecture. The springing-line of an arch; the sloping surface on which either extremity of an arch rests; a course of stone or brickwork, an iron plate, etc., immediately supporting the foot of an arch.

ΘΚΠ

society > leisure > the arts > visual arts > architecture > arch > [noun] > parts of

coin1350

pendant1359

voussoir1359

springer1435

spandrel1477

spring?1553

pitch1615

kneeler1617

gimmalsa1652

face1664

of the third point1672

turn1677

sweep1685

hance1700

skew-back1700

summering1700

springing1703

tympan1704

hip1726

reins1726

rib1726

third point1728

quoin1730

archivolt1731

opening1739

soffit1739

shoulder1744

extrados1772

intrados1772

haunch1793

arch-stone1828

twist1840

coign1843

architrave1849

escoinçon1867

pulvino1907

pin1928

1700 Moxon's Mech. Exercises: Bricklayers-wks. 39 According to the breadth of the Piers between the Windows, so ought the Skew-back or Sommering of the Arch to be.

1700 Moxon's Mech. Exercises: Bricklayers-wks. 40 The line AC, which is vulgarly called the Skew-back for the Arch.

1725 W. Halfpenny Art of Sound Building 36 Set off the Skew-Back from f to E, and..I will be the Centre to which the Skew-Backs..are directed.

1837 Civil Engineer & Architect's Jrnl. 1 34/1 The arching for the support of the stairs is to be..springing from cut skew backs, and properly keyed in.

1842 Penny Cycl. XXII. 87/1 A plate of cast-iron is usually laid upon the stone skew-backs, extending the whole width of the bridge.

a1878 G. G. Scott Lect. Mediæval Archit. (1879) II. 40 The arches are turned in Roman bricks,..a steep skewback being formed for their springings.

b. A ring on the inside wall of a blast furnace, by which the area is diminished.

ΚΠ

a1884 E. H. Knight Pract. Dict. Mech. Suppl. 820/1.

2. Mechanics. A cap or other casting made to receive the end of a diagonal rod or brace.

ΚΠ

a1884 E. H. Knight Pract. Dict. Mech. Suppl. 820/1.

Derivatives

skew-backed adj. (see quot. 1905).

ΚΠ

1905 F. Bond Gothic Archit. 259 The upper surface of the top springer..against which the first voussoir of the real arch..starts, is said to be skewbacked.

This entry has not yet been fully updated (first published 1911; most recently modified version published online December 2020).

单词	skew-back
释义	skew-backn. Etymology: < skew n.³ or skew v.² + back adv. 1. a. Architecture. The springing-line of an arch; the sloping surface on which either extremity of an arch rests; a course of stone or brickwork, an iron plate, etc., immediately supporting the foot of an arch. ΘΚΠ society > leisure > the arts > visual arts > architecture > arch > [noun] > parts of coin1350 pendant1359 voussoir1359 springer1435 spandrel1477 spring?1553 pitch1615 kneeler1617 gimmalsa1652 face1664 of the third point1672 turn1677 sweep1685 hance1700 skew-back1700 summering1700 springing1703 tympan1704 hip1726 reins1726 rib1726 third point1728 quoin1730 archivolt1731 opening1739 soffit1739 shoulder1744 extrados1772 intrados1772 haunch1793 arch-stone1828 twist1840 coign1843 architrave1849 escoinçon1867 pulvino1907 pin1928 1700 Moxon's Mech. Exercises: Bricklayers-wks. 39 According to the breadth of the Piers between the Windows, so ought the Skew-back or Sommering of the Arch to be. 1700 Moxon's Mech. Exercises: Bricklayers-wks. 40 The line AC, which is vulgarly called the Skew-back for the Arch. 1725 W. Halfpenny Art of Sound Building 36 Set off the Skew-Back from f to E, and..I will be the Centre to which the Skew-Backs..are directed. 1837 Civil Engineer & Architect's Jrnl. 1 34/1 The arching for the support of the stairs is to be..springing from cut skew backs, and properly keyed in. 1842 Penny Cycl. XXII. 87/1 A plate of cast-iron is usually laid upon the stone skew-backs, extending the whole width of the bridge. a1878 G. G. Scott Lect. Mediæval Archit. (1879) II. 40 The arches are turned in Roman bricks,..a steep skewback being formed for their springings. b. A ring on the inside wall of a blast furnace, by which the area is diminished. ΚΠ a1884 E. H. Knight Pract. Dict. Mech. Suppl. 820/1. 2. Mechanics. A cap or other casting made to receive the end of a diagonal rod or brace. ΚΠ a1884 E. H. Knight Pract. Dict. Mech. Suppl. 820/1. Derivatives skew-backed adj. (see quot. 1905). ΚΠ 1905 F. Bond Gothic Archit. 259 The upper surface of the top springer..against which the first voussoir of the real arch..starts, is said to be skewbacked. This entry has not yet been fully updated (first published 1911; most recently modified version published online December 2020). < n.1700
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