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third rail

   Also found in: Dictionary/thesaurus, Wikipedia 0.01 sec.
third rail [′thərd ′rāl]
(civil engineering)
The electrified metal rail which carries current to the motor of an electric locomotive or other railway car.


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Network Rail engineers were yesterday reinstating the railway tracks and third rail power, which had to be removed so United Utilities engineers could gain access to their drains.
Network Rail engineers were yesterday reinstating the railway tracks and third rail power which had to be removed for United Utilities engineers to gain access to their drains.
In the early days, model trains were toys and were powered by a mechanism like a clock - speed was controlled by grabbing levers attached on the train itself as it moved When the trains were powered by electricity, the power was delivered through a third rail and picked up by a skid like mechanism that dragged on the track In the early days, model trains were toys and were powered by a mechanism like a clock - speed was controlled by grabbing levers attached on the train itself as it moved.
 
 
 
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