block signal
noun
a fixed railroad signal governing the movements of trains entering and using a given section of track.
Origin of block signal
First recorded in 1880–85
OTHER WORDS FROM block signal
block signaling, nounWords nearby block signal
block plane,
block print,
block printing,
block release,
block sampling,
block signal,
block system,
block tin,
block trade,
block vote,
blockade
Example sentences from the Web for block signal
But this time it falls harmless as one of Chauncey Depew's periodical four-track, block-signal presidential booms.
The Army Mule and Other War Sketches |Henry A. CastleWhy should he battle with the intricacies of a block-signal system when everybody else round the place has a separate bell?
Europe Revised |Irvin S. CobbThe passage of a law requiring the adoption of a block-signal system has been proposed to the Congress.
State of the Union Addresses of Theodore Roosevelt |Theodore Roosevelt