regrind

verb
re·​grind | \ (ˌ)rē-ˈgrīnd How to pronounce regrind (audio) \
reground\ (ˌ)rē-​ˈgrau̇nd How to pronounce reground (audio) \; regrinding

Definition of regrind

transitive verb

: to grind (something) anew or again : to reshape or refit by grinding … it's best to call a plumber as special tools are needed to regrind the surface of the valve.— Sian Berry a reground crankshaft

First Known Use of regrind

1660, in the meaning defined above

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