inveterate

[ in-vet-er-it ]
/ ɪnˈvɛt ər ɪt /

adjective

settled or confirmed in a habit, practice, feeling, or the like: an inveterate gambler.
firmly established by long continuance, as a disease, habit, practice, feeling, etc.; chronic.

Origin of inveterate

1375–1425; late Middle English < Latin inveterātus (past participle of inveterāre to grow old, allow to grow old, preserve), equivalent to in- in-2 + veter- (stem of vetus) old + -ātus -ate1; cf. veteran

OTHER WORDS FROM inveterate

in·vet·er·ate·ly, adverb in·vet·er·ate·ness, noun

Example sentences from the Web for inveterate

British Dictionary definitions for inveterate

inveterate
/ (ɪnˈvɛtərɪt) /

adjective

long established, esp so as to be deep-rooted or ingrained an inveterate feeling of hostility
(prenominal) settled or confirmed in a habit or practice, esp a bad one; hardened an inveterate smoker
obsolete full of hatred; hostile

Derived forms of inveterate

inveteracy or inveterateness, noun inveterately, adverb

Word Origin for inveterate

C16: from Latin inveterātus of long standing, from inveterāre to make old, from in- ² + vetus old

Medical definitions for inveterate

inveterate
[ ĭn-vĕtər-ĭt ]

adj.

Firmly and long established; deep-rooted.
Persisting in an ingrained habit; habitual.

Other words from inveterate

in•veter•a•cy (-ər-ə-sē) n.