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grueling

[ groo-uh-ling, groo-ling ]
/ ˈgru ə lɪŋ, ˈgru lɪŋ /
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See synonyms for: grueling / gruelingly on Thesaurus.com

adjective
exhausting; very tiring; arduously severe: the grueling Boston marathon.
noun
any trying or exhausting procedure or experience.
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Also especially British, gru·el·ling .

Origin of grueling

1850–55; slang gruel punishment (noun), punish (v.) + -ing2, -ing1

OTHER WORDS FROM grueling

gru·el·ing·ly, adverb

Words nearby grueling

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use grueling in a sentence

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