noun
- a person or thing that fouls or makes dirty; one that pollutes or contaminates
Usage: relatively uncommon; typically used in formal or technical contexts
Examples
- The factory was identified as the primary befouler of the river.
- Industrial befoulers have damaged the local ecosystem.
- Environmental regulations target befoulers of air and water.
- The befouler of the public park was fined by the city.
- Scientists studied the befoulers responsible for ocean pollution.