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

 

indefatigably

 adverb
adverb
BrE BrE//ˌɪndɪˈfætɪɡəbli//
 
; NAmE NAmE//ˌɪndɪˈfætɪɡəbli//
 
(formal, approving)
 
jump to other results
without giving up or getting tired of doing something