Skip to content
Word a Day by Lyravant

Word a Day

arduous

adjective · /ˈɑɹdʒuəs/ · Level 3 · Advanced

What does arduous mean?

arduous (adjective): needing or using up much energy; testing powers of endurance.

Definition: Wiktionary, CC BY-SA 4.0.

How do you pronounce arduous?

/ˈɑɹdʒuəs/ (IPA, American English). The app reads every word aloud.

Where does arduous come from?

From Latin arduus (“lofty, high, steep, hard to reach, difficult, laborious”), akin to Irish ard (“high”).

Etymology: Wiktionary, CC BY-SA 4.0.

Test yourself: do you know “arduous”?

Tap an answer to check it. The same questions the app asks.

What does “arduous” mean?

evincing strength and health; strong; both large and healthy

Not quite: that's what robust means.

needing or using up much energy; testing powers of endurance

Right! That's what “arduous” means.

very sad; especially involving grief or death or destruction

Not quite: that's what tragic means.

genuine, honest, and free from pretense or deceit; heartfelt

Not quite: that's what sincere means.

Learn a word like “arduous” every day

Word a Day for iPhone quizzes you on a few new words a day and brings each one back for review at growing intervals. Free, no account, no ads.

Coming soon to the App Store