1. the act or process of spreading over or covering something

1. present participle of overspread; covering or spreading over a surface or area

Examples

• Dark clouds were overspreading the sky before the storm.
• The ivy was slowly overspreading the entire wall.
• A sense of gloom was overspreading the room.
• The overspreading of fog made driving dangerous.
• Snow was overspreading the landscape by morning.
• The overspreading darkness signaled the end of day.