signalpost

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English

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Etymology

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From signal +‎ post.

Noun

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signalpost (plural signalposts)

  1. Alternative form of signal post
    • 1943 March and April, “Notes and News: White Diamonds on Signalposts”, in Railway Magazine, page 116:
      In recent issues two replies have been given to correspondents concerning the function of the diamond-shaped enamelled white plates fixed to signalposts, which are to indicate to enginemen that the section of line is track-circuited, so that action under Rule 55 of the Rule Book is unnecessary.