noun
- the process of becoming worse in quality, condition, or value
Examples
- The deterioration of the old building was evident in its crumbling walls.
- Doctors noticed a rapid deterioration in the patient’s condition.
- The deterioration of air quality has become a major concern.
- Regular maintenance can prevent the deterioration of equipment.
- The deterioration of their relationship happened gradually over time.
- Weather caused significant deterioration of the road surface.