traffic light

== English == === Pronunciation === IPA(key): /ˈtɹæˌfɪk laɪt/ Hyphenation: traf‧fic light === Noun === traffic light (plural traffic lights) 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. Synonyms: (US) stop light, (US, dated in UK) traffic signal, (South Africa) robot, (South Africa, dated) robot policeman Coordinate term: railway signal Meronyms: green light, yellow light (US), amber light (UK), red light (usually in the plural) 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. Synonyms: lights, signals (philately) The colored dots on stamp sheet margins printed with offset printing or photogravure methods, used by the printers to check color accuracy. (cellular automata) In Conway's Game of Life, an arrangement of four blinkers that are orthogonally equidistant from a central point. ==== Derived terms ==== ==== Translations ==== ==== See also ====