grueling

[ groo-uh-ling, groo-ling ]
See synonyms for: gruelinggruelingly on Thesaurus.com

adjective
  1. exhausting; very tiring; arduously severe: the grueling Boston marathon.

noun
  1. any trying or exhausting procedure or experience.

Origin of grueling

1
First recorded in 1850–55; slang gruel “punishment” (noun), “to punish” (verb) + -ing1, -ing2
  • Also especially British, gru·el·ling .

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. 2024

How to use grueling in a sentence