Definition of gruelling adjective from the Oxford Advanced Learner's Dictionary



(especially British English) (usually North American English grueling) adjective
BrE BrE//ˈɡruːəlɪŋ//
; NAmE NAmE//ˈɡruːəlɪŋ//
Describing work
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very difficult and tiring, needing great effort for a long time synonym punishing a gruelling journey/schedule I've had a gruelling day. See related entries: Describing work Word Originmid 19th cent.: from the verb gruel ‘exhaust, punish’, from an old phrase get one's gruel ‘receive one's punishment’.Extra examples It had been a gruelling season, but the final result made it worthwhile. a gruelling work schedule a sporting event that represents a gruelling test of endurance the gruelling journey on foot from London to Rome