I. -rə̇t, usu -rə̇d.+V adjective
Etymology: Latin inveteratus, past participle of inveterare to make old, to age, from in- in- (II) + veter-, vetus old — more at wether
1. archaic : obstinately prejudiced or antagonistic : biased , hostile
felt inveterate against him — Charles Dickens
2.
a. : continuous , recurrent , chronic
inveterate bursitis
b. : deep-rooted or widely accepted : ingrained , established
inveterate tendency to naturalize foreign words — George Woodcock
supported by precedent so inveterate that the chance of abandonment is small — B.N.Cardozo
inveterate and skillful biographer — Marvin Lowenthal
c. : stubbornly inflexible : adamant , obstinate
inveterate prejudice
his inveterate demand for the imposition of a severe discipline — C.I.Glicksberg
d. : long-lasting : persistent
the inveterate smell of ether in a hospital
3. obsolete : of an advanced age : ancient
rotten wood … taken out of an inveterate willow tree — John Evelyn
4. : fixed by long habit or usage : confirmed , habitual
inveterate sightseers — Astrid Peters
an inveterate love of alcohol — C.B.Nordhoff & J.N.Hall
the punishment for inveterate idleness was a whipping on the bare back — W.E.Woodward
Synonyms:
chronic , confirmed , deep-rooted , deep-seated : inveterate suggests resolute persistence in an idea or attitude making change or moderation impossible or most unlikely
Frenchmen do not crave a master … the average Frenchman is probably the world's most inveterate individualist — Christian Century
inveterate habits of animistic thinking — Lewis Mumford
the inveterate hostility of “creative” writers to criticism — P.E.More
chronic implies long continuation or frequent recurrence of a usually detrimental condition or trait but lacks the suggestion of determination that may accompany inveterate
his chronic state of mental restlessness — George Eliot
envy and rebellion and class resentments are chronic moral diseases with us — G.B.Shaw
the total lack of adequate means of transportation rendered the problem of a grain market a chronic difficulty to the frontier farmers — V.L.Parrington
confirmed suggests a pattern that has become fixed by habit or usage
I am a confirmed wanderer — Isaac D'Israeli
a confirmed bachelor
his intense egoism rendered him impatient of all reproof or instruction and … he soon became a victim of confirmed mannerisms — Nation
deep-rooted and deep-seated in general refer to qualities so deeply engrained that they have become part of the core of personal character, or to conditions of deep significance and lasting endurance
Lincoln had a deep-rooted aversion to slavery
the deep-rooted causes of Indian discontent — Current History
the conviction of Thomas Aquinas, that between true science and true religion there can be no contradiction, is exceedingly deep-seated — J.H.Randall
deep-seated sources of cultural antipathy between Asia and the U.S. — M.W.Straight
II. -ved.əˌrāt transitive verb
( -ed/-ing/-s )
Etymology: Latin inveteratus, past participle of inveterare
archaic : to establish firmly : root deeply : confirm