Antarctic anticyclone

{
  "id": "MLC-T-MET-003537",
  "term": "Antarctic anticyclone",
  "field": "Meteorology and atmospheric science",
  "definition": "A persistent high-pressure system centered over the Antarctic continent, characterized by subsiding cold, dense air. This feature is a dominant component of the Southern Hemisphere's atmospheric circulation, contributing to the extreme cold and dryness of the polar interior. It drives the katabatic winds that flow off the ice sheet.",
  "synonyms": [
    "antarctic high"
  ],
  "url": "https://mlchart.com/terminology/meteorology/antarctic-anticyclone/"
}