contact wire
Noun
Meaning
contact wire (plural contact wires)
(rail transport) A bare wire conducting electricity, often the lower part of the catenary, which comes into contact with a raised pantograph or other form of current collector.
Noun
contact wire (plural contact wires)
(rail transport) A bare wire conducting electricity, often the lower part of the catenary, which comes into contact with a raised pantograph or other form of current collector.