- constant; habitual; inveterate: a chronic liar.
- continuing a long time or recurring frequently: a chronic state of civil war.
- having long had a disease, habit, weakness, or the like: a chronic invalid.
- (of a disease) having long duration (opposed to acute).
- Slang. cronic.
Origin of chronic
SynonymsSee more synonyms on Thesaurus.com
- continuing for a long time; constantly recurring
- (of a disease) developing slowly, or of long durationCompare acute (def. 7)
- inveterate; habituala chronic smoker
- very badthe play was chronic
- very serioushe left her in a chronic condition
Word Origin and History for sub-chronic
early 15c., of diseases, "lasting a long time," from Middle French chronique, from Latin chronicus, from Greek khronikos "of time, concerning time," from khronos "time" (see chrono-). Vague disapproving sense (from 17c.) is from association with diseases and later addictions.
- Of long duration. Used of a disease of slow progress and long continuance.
- Relating to an illness or medical condition that is characterized by long duration or frequent recurrence. Diabetes and hypertension are chronic diseases. Compare acute.