[{"Bold_text": "noun", "List Items": ["a wooden friction match having a large head, formerly used when a larger than normal flame was needed.", "a red flare light, used on a railroad as a warning signal to approaching trains.", "Horology.a spirally grooved, conical pulley and chain arrangement for counteracting the diminishing power of the uncoiling mainspring.", "fuse1(def1) fuse1(def1)."]}]