1. having the effect of slowing down or delaying progress
Usage: technical

1. present participle of retard; slowing down or delaying the progress or development of something
Usage: present participle form

Examples

• The heavy rain was retarding our progress on the hiking trail.
• Lack of funding is retarding the development of the new software.
• The medication has a retarding effect on the growth of cancer cells.
• Cold temperatures are retarding the plant’s growth this season.
• Traffic congestion was retarding the flow of emergency vehicles.
• The retarding force of friction slowed the car to a stop.