rough-grindv.

Brit.

/ˈrʌfɡrʌɪnd/, U.S.

/ˈrəfˌɡraɪnd/

Inflections: Past tense and past participle rough-ground;

Origin: Formed within English, by compounding. Etymons: rough adv., grind v.¹

Etymology: < rough adv. + grind v.¹

transitive. To grind roughly, or so as to leave an unsmoothed or uneven surface.

ΘΚΠ

society > occupation and work > industry > manufacturing processes > perform general or industrial manufacturing processes [verb (transitive)] > grind (down)

rough-grind1664

to rub down1794

roughen1839

sand1858

profile-grind1941

1664 N. Ingelo Bentivolio & Urania: 2nd Pt. vi. 212 Two rows of Teeth to rough-grind the Meat.

?1783 J. Edwards Direct. Composition Telescopes 14 In rough-grinding, figuring, and polishing the Metal Two Tools only are necessary.

?1790 J. Imison Curious & Misc. Articles (new ed.) 154 in School of Arts (ed. 2) The best method found to rough grind the speculum, is to grind the surface of it quite bright.

1850 C. Holtzapffel Turning & Mech. Manip. III. 1317 The stone is rough-ground to the rounded form.

1863 W. Phillips Speeches v. 83 Ordered to rough-grind their swords.

1928 Sci. News Let. 14 112/2 When a glass is made in the form of a disc, it must first be rough-ground to a shape that is part of a sphere.

1990 Woodworker July 703/1 It is worth noting that a conical carborundum point in an electric drill is a great help in rough-grinding an inside gouge.

Derivatives

ˌrough ˈgrinding n.

ΘΚΠ

society > occupation and work > industry > manufacturing processes > [noun] > processing > grinding

grinding1340

rough grinding1748

plough grinding1892

plunge grinding1935

1748 tr. N. A. Pluche Spectacle de la Nature VII. xvii. 62 The rough-grinding of both the larger and smaller Glasses is forwarded and completed by Means of the Water and Sand.

1850 C. Holtzapffel Turning & Mech. Manip. III. 1298 The first process in glass-cutting, or the rough grinding, is performed with cast-iron wheels, called mills.

1998 Sky & Telescope Mar. 116/1 Throughout the rough-grinding process, Ritchie used an 18-inch spherometer to constantly monitor the mirror's shape.

This entry has been updated (OED Third Edition, March 2011; most recently modified version published online March 2022).

单词	rough-grind
释义	rough-grindv. Brit. /ˈrʌfɡrʌɪnd/, U.S. /ˈrəfˌɡraɪnd/ Inflections: Past tense and past participle rough-ground; Origin: Formed within English, by compounding. Etymons: rough adv., grind v.¹ Etymology: < rough adv. + grind v.¹ transitive. To grind roughly, or so as to leave an unsmoothed or uneven surface. ΘΚΠ society > occupation and work > industry > manufacturing processes > perform general or industrial manufacturing processes [verb (transitive)] > grind (down) rough-grind1664 to rub down1794 roughen1839 sand1858 profile-grind1941 1664 N. Ingelo Bentivolio & Urania: 2nd Pt. vi. 212 Two rows of Teeth to rough-grind the Meat. ?1783 J. Edwards Direct. Composition Telescopes 14 In rough-grinding, figuring, and polishing the Metal Two Tools only are necessary. ?1790 J. Imison Curious & Misc. Articles (new ed.) 154 in School of Arts (ed. 2) The best method found to rough grind the speculum, is to grind the surface of it quite bright. 1850 C. Holtzapffel Turning & Mech. Manip. III. 1317 The stone is rough-ground to the rounded form. 1863 W. Phillips Speeches v. 83 Ordered to rough-grind their swords. 1928 Sci. News Let. 14 112/2 When a glass is made in the form of a disc, it must first be rough-ground to a shape that is part of a sphere. 1990 Woodworker July 703/1 It is worth noting that a conical carborundum point in an electric drill is a great help in rough-grinding an inside gouge. Derivatives ˌrough ˈgrinding n. ΘΚΠ society > occupation and work > industry > manufacturing processes > [noun] > processing > grinding grinding1340 rough grinding1748 plough grinding1892 plunge grinding1935 1748 tr. N. A. Pluche Spectacle de la Nature VII. xvii. 62 The rough-grinding of both the larger and smaller Glasses is forwarded and completed by Means of the Water and Sand. 1850 C. Holtzapffel Turning & Mech. Manip. III. 1298 The first process in glass-cutting, or the rough grinding, is performed with cast-iron wheels, called mills. 1998 Sky & Telescope Mar. 116/1 Throughout the rough-grinding process, Ritchie used an 18-inch spherometer to constantly monitor the mirror's shape. This entry has been updated (OED Third Edition, March 2011; most recently modified version published online March 2022). < v.1664
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