ball mill


noun

a grinding mill in which the material to be ground is tumbled in a drum with heavy balls of iron, steel, or stone.

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Origin of ball mill

First recorded in 1900–05
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for ball mill

ball mill

noun

engineering a horizontal cylinder or cone in which a substance, such as a mineral, is ground by rotation with steel or ceramic balls
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012