Definition of inveterate adjective from the Oxford Advanced Learner's Dictionary

     

    inveterate

     adjective
    adjective
    BrE BrE//ɪnˈvetərət//
     
    ; NAmE NAmE//ɪnˈvetərət//
     
    [usually before noun](formal, often disapproving)
     
    jump to other results
  1. 1(of a person) always doing something or enjoying something, and unlikely to stop an inveterate liar He was an inveterate traveller.
  2. 2(of a bad feeling or habit) done or felt for a long time and unlikely to change inveterate hostility
  3. Word Origin late Middle English (referring to disease, in the sense ‘of long standing, chronic’): from Latin inveteratus ‘made old’, past participle of inveterare (based on vetus, veter- ‘old’).
See the Oxford Advanced American Dictionary entry: inveterate