derrick – מילון אנגלי-אנגלי
derrick
n.
crane, machine for raising heavy objects; drilling tower of an oil well
Derrick
A
derrick is a
lifting device composed at minimum of one
guyed mast, as in a
gin pole, which may be articulated over a load by adjusting its guys. Most derricks have at least two components, either a guyed mast or self-supporting
tower, and a
boom hinged at its base to provide articulation, as in a
stiffleg derrick.
derrick
Noun
1. a framework erected over an oil well to allow drill tubes to be raised and lowered
(hypernym) framework, frame, framing
2. a simple crane having lifting tackle slung from a boom
(hypernym) crane
derrick
nm.
derrick, oil-rig, rig
derrick
n.
derrick, crane, machine for raising heavy objects; drilling tower of an oil well
