traffic light
Meanings
noun
- A signalling device positioned at a road intersection or pedestrian crossing indicating the moment it is safe to drive, ride or walk, using a universal color code.
- A road intersection controlled by one or more such devices.
- A colour code using the three signals of a traffic light (green, yellow or amber, and red) as a metaphor.
- The colored dots on stamp sheet margins printed with offset printing or photogravure methods, used by the printers to check color accuracy.
- In Conway's Game of Life, an arrangement of four blinkers that are orthogonally equidistant from a central point.
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