(comparative more inveterate, superlative most inveterate)
- Old; firmly established by long continuance; of long standing; obstinately deep-rooted; as, an inveterate disease; an inveterate habit.
- (of a person) Having habits fixed by long continuance; confirmed; habitual; as, an inveterate idler or smoker.
- Malignant; virulent; spiteful.
(third-person singular simple present inveterates, present participle inveterating, simple past and past participle inveterated)
- 1640, Edward Dacres, translation of The Prince by Niccolò Machiavelli, Chapter XIX :
- "none of these Princes do use to maintaine any armies together, which are annex'd and inveterated with the governments of the provinces, as were the armies of the Roman Empire. "
- 1851 January, author unknown, "The Philosophy of the American Union, in The United States Magazine and Democratic Review, page 16:
- "The foregoing elements of disunion are inveterated by the constituent formation of our national legislature. In the French chambers the members are all Frenchmen ; but our members of Congress are effectively Georgians, New-Yorkers, Carolinians, Pennsylvanians, &c."
From Latin inveteratus (“of long standing, chronic”), form of inveterare, from in- (“in, into”) + veterare (“to age”), from vetus, form of veteris (“old”); latter ancestor to veteran.
Cognate to Italian inveterato.