Definition of obstinately adverb from the Oxford Advanced Learner's Dictionary

 

obstinately

 adverb
adverb
BrE BrE//ˈɒbstɪnətli//
 
; NAmE NAmE//ˈɑːbstɪnətli//
 
(often disapproving)
 
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in a way that shows that you refuse to change your opinions, way of behaving, etc. when other people try to persuade you to synonym stubbornly He obstinately refused to consider the future.