1. past tense and past participle of impede; hindered or obstructed the progress or movement of something

Examples

• Traffic was impeded by the construction work on the highway.
• Heavy rain impeded our progress on the hiking trail.
• The investigation was impeded by a lack of witnesses.
• Dense fog impeded visibility at the airport.
• Budget cuts have impeded the school’s ability to hire new teachers.
• The fallen tree impeded access to the main road.