obstinate

 
Pronunciation: /ˈɒbstɪnət/

adjective

  • stubbornly refusing to change one’s opinion or chosen course of action, despite attempts to persuade one to do so: her obstinate determination to pursue a career in radio
  • (of an unwelcome situation) very difficult to change or overcome: the obstinate problem of unemployment

Derivatives

obstinately

adverb

Origin:

Middle English: from Latin obstinatus, past participle of obstinare 'persist'