1. (

• mining ,
• excavation

) the act of extracting ores or coal etc from the earth ;

2. (

• mining ,
• minelaying

) laying explosive mines in concealed places to destroy enemy personnel and equipment ;

1. (

• mine

) get from the earth by excavation; "mine ores and metals" ;

2. (

• mine

) lay mines; "The Vietnamese mined Cambodia" ;