[{"Bold_text": "noun", "List Items": ["a reel, cylinder, or spool upon which yarn or thread is wound, as used in spinning, machine sewing, lacemaking, etc.", "Electricity.a spoollike form around which a coil of insulated wire is wound to provide an inductance.the coil itself.", "a spoollike form around which a coil of insulated wire is wound to provide an inductance.", "the coil itself."]}]