chronic
From Greek 'khronikos' meaning 'of time', from 'khronos' meaning 'time'.
ADJ
(1)
[/ˈkrɒn.ɪk/en-US]
Persisting for a long time or constantly recurring; often used in reference to a disease or condition that is long-lasting and difficult to eradicate.
- She suffers from chronic back pain that limits her daily activities.
- The city's chronic traffic congestion is a significant concern for its residents.
- He has a chronic illness that requires ongoing treatment.