The Collaborative International Dictionary
Inveterately
Inveterately \In*vet"er*ate*ly\, adv.
In an inveterate manner or degree. ``Inveterately tough.''
--Hawthorne.
Wiktionary
inveterately
adv. For a long time.
WordNet
inveterately
adv. in a habitual and long-standing manner; "smoking chronically" [syn: chronically]