Colour light signal

{
  "id": "MLC-T-IND-001244",
  "term": "Colour light signal",
  "field": "Industrial and trades",
  "definition": "A railway signal that conveys instructions to train drivers using colored lights, rather than mechanical arms or semaphores. Different color combinations and aspects indicate whether a train can proceed, stop, or reduce speed. This type of signal is widely used globally due to its visibility and reliability in all weather conditions.",
  "synonyms": [
    "colour light"
  ],
  "subject": "Rail equipment",
  "translations": {
    "de": "Lichtsignal",
    "es": "señal luminosa de color",
    "fr": "signal lumineux de couleur"
  },
  "url": "https://mlchart.com/terminology/industrial/colour-light-signal/"
}