We found 32 dictionaries that define the word
arduous:
General (29 matching dictionaries)
- arduous: Merriam-Webster.com
- arduous: Oxford Learner's Dictionaries
- arduous: American Heritage Dictionary of the English Language
- arduous: Collins English Dictionary
- arduous: Vocabulary.com
- Arduous, arduous: Wordnik
- arduous: Cambridge Advanced Learner's Dictionary
- arduous: Wiktionary
- arduous: Webster's New World College Dictionary, 4th Ed.
- arduous: The Wordsmyth English Dictionary-Thesaurus
- arduous: Infoplease Dictionary
- Arduous, arduous: Dictionary.com
- arduous: Online Etymology Dictionary
- arduous: Cambridge Essential American English Dictionary
- Arduous: Online Plain Text English Dictionary
- arduous: Webster's Revised Unabridged, 1913 Edition
- arduous: Rhymezone
- arduous: AllWords.com Multi-Lingual Dictionary
- arduous: Webster's 1828 Dictionary
- arduous: Free Dictionary
- arduous: Mnemonic Dictionary
- arduous: LookWAYup Translating Dictionary/Thesaurus
- arduous: Dictionary/thesaurus
Business (1 matching dictionary)
- arduous: Legal dictionary
Computing (1 matching dictionary)
- arduous: Encyclopedia
Slang (1 matching dictionary)
- arduous: Urban Dictionary
(Note: See
arduously as well.)
▸ adjective: Needing or using up much energy; testing powers of endurance.
▸ adjective: (obsolete) burning; ardent
▸ adjective: Difficult or exhausting to traverse.
laborious,
difficult,
toilsome,
grueling,
gruelling,
labourious,
backbreaking,
effortful,
strenuous,
heavy,
more...
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