← Back to search

Meaning of top drive | Babel Free

Noun CEFR B2

Definitions

A mechanical device on a drilling rig that provides clockwise torque to the drill string to drill a borehole.

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

top drop top edge Top End top end of town Top Ender top feed