aeration

/ɛˈreɪʃən/
noun
  1. The process of adding air or gas to a substance, especially a liquid or soil.
    • Proper aeration of the lawn helps prevent moss and improves grass health.
    • The aquarium's aeration system keeps the water oxygenated for the fish.
    • The wine's flavor improved after a few minutes of aeration in the decanter.
  2. The state of being exposed to air, often to improve quality or remove impurities.
    • Good aeration of the compost pile speeds up the decomposition process.
    • The wastewater treatment plant relies on aeration to break down pollutants.
    • Aeration of the soil is essential for healthy root growth.
Antonyms
What does "aeration" mean? | whatsthatwordmean | whatsthatwordmean