traffic light

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English[edit]

A traffic light (signaling device).
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Noun[edit]

traffic light (plural traffic lights)

  1. A signalling device positioned at a road intersection or pedestrian crossing to indicate when it may be safe to drive, ride or walk, using a universal colour code.
  2. (philately) The coloured dots on stamp sheet margins printed with offset litho or photogravure methods, used by the printers to check colour accuracy.

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