truern.

Brit.

/ˈtruːə/, U.S.

/ˈtruər/

Origin: Formed within English, by derivation. Etymons: true v., -er suffix¹.

Etymology: < true v. + -er suffix¹.

1. An instrument for truing a piece of mechanism or an artefact.

ΘΚΠ

society > occupation and work > equipment > tool > types of tools generally > [noun] > for performing specific processes

drawerc1400

blocker1407

roller1728

screena1764

scrieve iron1785

notcher1858

opener1874

truer1875

crimper1876

sheller1883

stroker1884

1875 E. H. Knight Amer. Mech. Dict. III. 2632/2 Fig. 6682 is a grindstone-truer, for keeping the face in good shape.

1971 Science 11 June 1133/3 We have synthesized a promising new material which should have commercial possibilities..as a cutting tool and as a truer for grinding wheels.

2012 W. B. Rowe et al. Tribol. Abrasive Machining Processes xi. 347 Commonly employed devices include..A metal-bond rotary diamond impregnated truer [etc.].

2. A person who shapes or makes true a piece of mechanism or an artefact. Also truer up.

ΚΠ

1896 Amer. Machinist 9 July 659/3 When the wheel leaves the truer's hands, it is expected to run very nearly true.

1921 Dict. Occup. Terms (1927) § 278 Wheel truer (cycles)..wheel truer, wheel truer-up (perambulators, etc.).

1994 Compl. Guide Bicycle Maintenance & Repair (Bicycling Mag.) (rev. ed.) iv. 57/2 Do not just be a wheel truer, be a tension equalizer!

This entry has been updated (OED Third Edition, December 2015; most recently modified version published online March 2022).

单词	truer
释义	truern. Brit. /ˈtruːə/, U.S. /ˈtruər/ Origin: Formed within English, by derivation. Etymons: true v., -er suffix¹. Etymology: < true v. + -er suffix¹. 1. An instrument for truing a piece of mechanism or an artefact. ΘΚΠ society > occupation and work > equipment > tool > types of tools generally > [noun] > for performing specific processes drawerc1400 blocker1407 roller1728 screena1764 scrieve iron1785 notcher1858 opener1874 truer1875 crimper1876 sheller1883 stroker1884 1875 E. H. Knight Amer. Mech. Dict. III. 2632/2 Fig. 6682 is a grindstone-truer, for keeping the face in good shape. 1971 Science 11 June 1133/3 We have synthesized a promising new material which should have commercial possibilities..as a cutting tool and as a truer for grinding wheels. 2012 W. B. Rowe et al. Tribol. Abrasive Machining Processes xi. 347 Commonly employed devices include..A metal-bond rotary diamond impregnated truer [etc.]. 2. A person who shapes or makes true a piece of mechanism or an artefact. Also truer up. ΚΠ 1896 Amer. Machinist 9 July 659/3 When the wheel leaves the truer's hands, it is expected to run very nearly true. 1921 Dict. Occup. Terms (1927) § 278 Wheel truer (cycles)..wheel truer, wheel truer-up (perambulators, etc.). 1994 Compl. Guide Bicycle Maintenance & Repair (Bicycling Mag.) (rev. ed.) iv. 57/2 Do not just be a wheel truer, be a tension equalizer! This entry has been updated (OED Third Edition, December 2015; most recently modified version published online March 2022). < n.1875
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