|Origin:||chronique, from Greek chronikos 'of time', from chronos; CHRON-|
a chronic disease or illness is one that continues for a long time and cannot be cured [↪ acute]:
chronic heart disease
a chronic problem is one that continues for a long time and cannot easily be solved:
There is a chronic shortage of teachers.
someone who has behaved in a particular way for a long time and cannot stop:
He was a chronic alcoholic and unable to hold down a job.
a chronic smoker
4 British English informal
The food was absolutely chronic!
patients who are chronically ill
The service is chronically underfunded.