Barb

{
  "id": "MLC-T-MET-003799",
  "term": "Barb",
  "field": "Meteorology and atmospheric science",
  "definition": "A short line or arrow attached to the shaft of a wind direction indicator on a weather map, used to denote wind speed. Each full barb represents 10 knots, a half barb represents 5 knots, and a pennant (triangle) represents 50 knots. The orientation of the shaft indicates wind direction, with the barb pointing towards the direction from which the wind is blowing.",
  "synonyms": [
    "feather"
  ],
  "see_also": [
    "pennant"
  ],
  "url": "https://mlchart.com/terminology/meteorology/barb/"
}