colour light signal
English
editNoun
editcolour light signal (plural colour light signals)
- (rail transport, British spelling) An electric railway signal with colour aspects, showing either red or green in a 2-aspect signal, with the addition of a yellow or double yellow aspect (meaning caution) in 3- and 4-aspect signals.
Alternative forms
editTranslations
editrailway signal
|
References
edit- “colour light signal”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.