semaphore signal
English
Some semaphore signals at Worcester Shrub Hill station, England, in 2007.
Noun
semaphore signal (plural semaphore signals)
- Any signal sent by semaphore.
- (rail transport) A railway signal with a moving arm mounted on a signal post or gantry, the position of the arm indicating whether a train should stop or proceed; they are now largely replaced by colour light signals.
- 2019 October, “February completion for Wherry lines resignalling”, in Modern Railways, page 22:
- The phased programme will run from 1 to 23 February, with semaphore signals replaced with modern colour lights.
References
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