Definitions from Wiktionary (block signal)
▸ noun: (railways) One of the danger signals or safety signals which guide the movement of trains in a block system, often coupled with a switch so that opening or closing the switch also operates the signal.
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▸ noun: (railways) One of the danger signals or safety signals which guide the movement of trains in a block system, often coupled with a switch so that opening or closing the switch also operates the signal.
Similar:
stopblock,
orderboard,
switchback,
crossbuck,
common crossing,
block train,
road switcher,
hail and ride,
crossback,
bull rail,
more...
Opposite:
Types:
▸ Words similar to block signal
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▸ Wikipedia articles (New!)
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▸ Invented words related to block signal