1A kind of crane with a movable pivoted arm for moving heavy weights, especially on a ship.
derrick, winch, hoist, davit, windlass, tackle, block and tackle, lifting gear
- ‘The derrick cranes being used for erection were then moved forward to the next segment and the cycle was repeated.’
- ‘The vessel to be fitted with winches, derricks, wheels and ordinary runners capable of handling lifts up to 2 tons.’
- ‘Today, two derrick cranes will move the heavy reactor and its related equipment to a trailer with 360 wheels on the pier.’
- ‘Timbers for the largest derricks could not be provided locally, so they were shipped from the West and the South.’
- ‘The ship is self-sufficient in that it has its own derricks enabling to load and unload all over the world.’
2The framework over an oil well or similar boring, holding the drilling machinery.
- ‘Soon drilling derricks, pipelines and roads carved up the region, and oil spills polluted lakes and rivers.’
- ‘Oil wells no longer require derricks, so west county's 7,000 rickety towers are largely gone.’
- ‘There were oil derricks and natural gas pipelines, grain elevators six stories high.’
- ‘A 350 ft derrick will support the six-mile drill pipe, which could take more than a year to drive through the crust.’
- ‘A few nameless shrubs, oil derricks and transmission towers line the far edges of the highway.’
Early 17th century (denoting a hangman, also the gallows): from Derrick, the surname of a London hangman.