Last Updated
：2025/12/07
fog signal
Noun
UK
Japanese Meaning
（鉄道用語、UK） 霧の際に列車が通過することで作動し、運転手に警告を発するために敷設される、小型の爆薬（デトネーター）のこと
（ plural ）
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(rail transport, UK) A small explosive charge (detonator) which can be placed on a railway line in fog, to be detonated by a train passing over it as a warning signal to the driver.
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fog signal
On the fog-bound stretch of line, the guard placed a fog signal on the rail, hoping its detonation would warn the driver of the obscured crossing ahead.
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On the fog-bound stretch of line, the guard placed a fog signal on the rail, hoping its detonation would warn the driver of the obscured crossing ahead.
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