| Webster's Online Dictionary |
| Expressions | Domain | Definition | |
| Horizontal drive | Mining | An opening with a small inclination (about 2 to 4 mm for 1 m in length) in the direction toward the shaft for draining the water and to facilitate hauling of the full cars to the shaft. Syn: horizontal crosscut. (references) | |
Source: compiled by the editor from various references; see credits. | Top | ||
