Hygroscopic

{
  "id": "MLC-T-MET-001352",
  "term": "Hygroscopic",
  "field": "Meteorology and atmospheric science",
  "definitions": [
    "Describing a substance that readily attracts and absorbs moisture from the surrounding atmosphere. These materials have a strong affinity for water molecules, often leading to a change in their physical properties, such as mass or volume. Common hygroscopic substances in the atmosphere include certain aerosols and salts, which can act as cloud condensation nuclei.",
    "Absorbing or attracting moisture from the air."
  ],
  "references": [
    "NWS Glossary"
  ],
  "url": "https://mlchart.com/terminology/meteorology/hygroscopic/"
}