- Dictionary
- D
- Drill
- Related Words
Words related to drill
drill
D d -
drill string
(on a drill rig) the assemblage of drill pipes that link the drill bit to the mechanism that imparts rotary or reciprocating motion. -
exercise
training, homework -
churn drill
a portable drill rig using a bit fashioned on a massive steel cylinder that is alternately lifted and dropped to drill a hole in earth and rock. -
fire drill
a practice drill for a company of firefighters, the crew of a ship, etc., to train them in their duties in case of fire. -
hand drill
a portable drill designed for two-handed operation. -
train
Railroads. a self-propelled, connected group of rolling stock.