roughing mills

A form of roughing mill — A metal disc charged with wet emery, etc., for grinding gems.

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Meanings

noun
  1. pluralplural of roughing mill
Cite this entry
APA

roughing mills. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/roughing%20mills

MLA

“roughing mills.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/roughing%20mills. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “roughing mills,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/roughing%20mills.

Source: roughing mills on Wiktionary, CC BY-SA 4.0.