Truing

noun, verb

Definitions

Noun
  1. 1
    The alignment (and cutting) of a wheel (especially a grinding wheel) such that its surface is concentric with its axis. countable, uncountable

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

Verb
  1. 1
    present participle and gerund of true form-of, gerund, participle, present

Etymology

Etymology 1

From true + -ing.

Etymology 2

From true + -ing.

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