noun
- plural of ashfall; instances or events in which ash falls from the sky, typically from a volcanic eruption or large fire
Usage: usually plural; often used in geological or meteorological contexts
Examples
- The ashfalls from the volcano covered the nearby towns in a thick gray layer.
- Scientists monitored the ashfalls to track the eruption's intensity and direction.
- Multiple ashfalls occurred over several days following the forest fire.
- Residents wore masks during the ashfalls to protect their lungs.
- The ashfalls reduced visibility to just a few meters in some areas.