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单词 knobbling
释义

knobblingn.

Brit. /ˈnɒbl̩ɪŋ/, /ˈnɒblɪŋ/, U.S. /ˈnɑb(ə)lɪŋ/
Forms: 1800s nobbling (in sense 2), 1800s– knobbling.
Origin: Probably formed within English, by derivation. Etymons: knobble v., -ing suffix1.
Etymology: < knobble v. + -ing suffix1. Compare earlier nobble v.With sense 1 compare later knobble v. 1 and knobbing n. 2. In sense 2 probably with reference to the hammering of the molten metal as part of the process; compare knobbler n.2
1. The action or process of squaring off blocks of stone by removing rough, protuberant parts, esp. at a quarry; = skiffling n.1 Obsolete.Sometimes also (as in quots. 1785, 1884) spec., in Architecture: rough finishing of stonework as a deliberate effect on an exterior wall.
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society > occupation and work > industry > building or constructing > building or constructing with stone > [noun] > other processes
raggling1500
rigalding1688
tailing1700
rusticating1749
rustication1766
knobbling1785
boasting1823
wind-pinning1833
stroking1842
garreting1845
hearting1858
knobbing1875
ripple-flaking1883
retouch1885
1785 Jrnls. House of Commons 39 1045 The Wings Ashler omitted, and treated with rough Knobbling, or faced with Bricks—as the Center and Gate—reduced.
1840 Papers on Duties Corps Royal Engineers IV. 160 (table) Knobbling. Ireland...Piece-work, sappers. Medium stone.
1851 G. D. Dempsey Builder's Guide iii. 47 For ragstone ashlar work, the stone, when quarried, has its rough projections knocked off with a heavy double-pointed hammer... This operation is locally [sc. in Kent] called ‘skiffling’, and is the same as that known in the neighbourhood of London and other parts of the country by the term of ‘knobbling’.
1860–4 Dict. Archit. (Archit. Publ. Soc.) Knobbling, the term used near London and in the west of England for..reducing a mass of stone in the quarry to a somewhat square block... In flint work it is called ‘knapping’.
1884 Star (St. Peter Port, Guernsey) 14 Oct. The front elevation is of Cobo granite knobbling, relieved by blue granite coins.
1930 West Coast Sentinel (S. Austral.) 14 Feb. 12/3 Contract No. 734—Knobbling and blinding for width of 12 feet, about 150 chains of stoney outcrops on Waukalooriba-Colley road.
2. U.S. Metallurgy. The process of producing wrought iron from pig iron or (sometimes) steel, typically by means of smelting in a charcoal-fired furnace and hammering the hot metal to remove any remaining impurities. Chiefly attributive, as knobbling fire, knobbling furnace. Now historical and rare.Recorded earliest in knobbling fire.
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1852 Student 5 173/2 This process of rendering the metal malleable is called ‘nobbling’, where charcoal is used, and the men or hands employed in it are called ‘nobblers’.
1868 U.S. Patent 74,314 1 The tin may be alloyed with the pig-metal at any time when it is in a molten state, but the inventor believes the best method is to introduce the tin into the molten iron in a bloomery or knobbling fire.
1916 Trans. Internat. Engin. Congr. 1915 69 The steel was usually produced in the knobbling fire, by stopping the process of knobbling before the metal in the fire had reached a state of wrought iron.
1917 Bull. U.S. Bureau Labor Statistics Oct. 485 Knobbler.—makes iron by treatment of steel scrap in a knobbling furnace.
1992 Technol. & Culture 33 770 (footnote) A ‘finery’ or ‘knobbling fire’ was for the last step and was always charcoal fired.
This entry has been updated (OED Third Edition, June 2019; most recently modified version published online March 2022).
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n.1785
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