1. a plant disease that causes leaves, stems, or other parts to wither and die
2. something that damages or spoils; a harmful influence
3. an ugly, neglected, or deteriorated urban area

1. to damage or destroy; to cause to deteriorate

Examples

• The potato blight destroyed entire crops across Ireland.
• Urban blight has affected many neighborhoods in the city.
• Corruption was a blight on the administration’s reputation.
• The abandoned factories blight the landscape.
• Fire blight is a serious threat to apple orchards.
• Economic problems blighted the region for decades.
• The scandal blighted his political career.