Arduous

Quick meaning: Arduous is an adjective meaning Needing or using up much energy; testing powers of endurance.

Meaning

Needing or using up much energy; testing powers of endurance.

More Meanings

1. Difficult or exhausting to traverse.
2. (obsolete) burning; ardent

Example Sentences

Beyond the river, an arduous slope rises 3286 feet in 13 miles.

The movement towards a peaceful settlement has been a long and arduous political struggle.

Mike looked up from the arduous mountain trail. They'd been climbing for five hours and he was beginning to feel irritable.

Survivor reaches as many as 28 million viewers who watch contestants win a new Pontiac or guzzle Mountain Dew after scaling an arduous cliff.

Synonyms for arduous

Depending on context, synonyms include burdensome, demanding, fatiguing, laborious, onerous, strenuous.

Related Words

Related dictionary entries include laborious, toilsome, backbreaking, labourious, gruelling, punishing.

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