| Domain | Definition | ||
| Mining | Driving a passage through to make connection with another part of the same workings, or with those in an adjacent mine. See also: holing. (references) | ||
Source: compiled by the editor from various references; see credits. | Top | ||
| Webster's Online Dictionary |
| Domain | Definition | ||
| Mining | Driving a passage through to make connection with another part of the same workings, or with those in an adjacent mine. See also: holing. (references) | ||
Source: compiled by the editor from various references; see credits. | Top | ||
