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mining

[ mahy-ning ]
/ ˈmaɪ nɪŋ /
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noun

the act, process, or industry of extracting ores, coal, etc., from mines.
the laying of explosive mines.

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Origin of mining

First recorded in 1250–1300; Middle English: “undermining (walls in an attack)”; see origin at mine2, -ing1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

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British Dictionary definitions for mining

mining
/ (ˈmaɪnɪŋ) /

noun

the act, process, or industry of extracting coal, ores, etc, from the earth
military the process of laying mines
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
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