truing

T1R1U1I1N1G2

noun

The alignment (and cutting) of a wheel (especially a grinding wheel) such that its surface is concentric with its axis.

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Meanings

nountruing (countable and uncountable, plural truings)

plural truings

  1. countableuncountableThe alignment (and cutting) of a wheel (especially a grinding wheel) such that its surface is concentric with its axis.

    As many as twenty titanium alloy test specimens can be ground between truings.

    1969, Machinery, Volume 75, Industrial Press, page 78
    2 more examples

    The wheel slides are purposely slightly under-compensated, causing the work to approach an oversize condition after several truings.

    1956, Grits and Grinds, Norton Company, page 41

    CBN^([cubic boron nitride (abrasive)]) wheel roundness to within .0001 inches (.0025mm) is considered satisfactory; however, roundess^([sic]) to 1 micron (.000040 inches) or less will extend the number of parts between truings.

    1986, R. L. Mahar, “Grinding with Superabrasives”, in Robert I. King, Robert S. Hahn, editors, Handbook of Modern Grinding Technology, Chapman and Hall, page 106
verb
  1. gerundparticiplepresentpresent participle and gerund of true

Origin

From true + -ing.

Full word history & related roots →

Translations

Hungarian centrírozás
  • centrírozásThe alignment (and cutting) of a wheel (especially a grinding wheel) such that its surface is concentric with its axis
Norwegian Bokmål retting
  • rettingThe alignment (and cutting) of a wheel (especially a grinding wheel) such that its surface is concentric with its axis
Russian выра́внивание, пра́вка
  • выра́внивание (vyrávnivanije)The alignment (and cutting) of a wheel (especially a grinding wheel) such that its surface is concentric with its axis
  • пра́вка (právka)The alignment (and cutting) of a wheel (especially a grinding wheel) such that its surface is concentric with its axis
Swedish riktning
  • riktningThe alignment (and cutting) of a wheel (especially a grinding wheel) such that its surface is concentric with its axis

Rhymes & wordplay

Anagrams

Turingungirt
Cite this entry
APA

truing. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/truing

MLA

“truing.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/truing. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “truing,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/truing.

Source: truing on Wiktionary, CC BY-SA 4.0.