VLF

{
  "id": "MLC-T-MET-010046",
  "term": "VLF",
  "field": "Meteorology and atmospheric science",
  "definition": "An acronym for Very Low Frequency, referring to electromagnetic waves with frequencies ranging from 3 to 30 kilohertz. These waves have long wavelengths and can penetrate seawater to some extent, making them useful for submarine communication. In atmospheric science, VLF signals can be affected by ionospheric disturbances.",
  "see_also": [
    "radio frequency band"
  ],
  "url": "https://mlchart.com/terminology/meteorology/vlf/"
}