mining
nounUK /ˈmaɪnɪŋ/
US /ˈmaɪnɪŋ/
Mining is digging into the ground to find useful things like coal or gold.
The town grew quickly after mining began in the nearby hills.
OTHER MEANINGS
2. The process of getting data or information from a large collection.
Data mining helps companies understand what their customers like.
3. The act of placing explosive devices in an area, especially in wartime.
The soldiers were trained in the mining of harbors.
4. The industry or business of extracting coal, metals, or other materials from the earth.
Mining is a major part of the country's economy.