Lightning rod

{
  "id": "MLC-T-MET-006956",
  "term": "Lightning rod",
  "field": "Meteorology and atmospheric science",
  "definition": "A metal conductor, typically a pointed rod, installed on the highest point of a structure and connected to the ground by a low-resistance path. Its purpose is to intercept lightning strikes and safely divert the electrical current into the earth, protecting the building from damage. Benjamin Franklin invented the lightning rod in the mid-18th century.",
  "see_also": [
    "lightning arrester"
  ],
  "url": "https://mlchart.com/terminology/meteorology/lightning-rod/"
}