| Webster's Online Dictionary |
| Expressions | Domain | Definition | |
| Expansion cutter | Mining | A borehole drill bit having cutters that may be expanded to cut a larger size hole than the size of the bit in its unexpanded state; also, a device equipped with cutters that may be expanded inside casing or pipe to sever, or cut slits or holes in, the casing or pipe. Cf: paddy. (references) | |
Source: compiled by the editor from various references; see credits. | Top | ||
