arduous
[ ahr-joo-uhs or, esp. British, ahr-dyoo- ]
/ ˈɑr dʒu əs or, esp. British, ˈɑr dyu- /
adjective
requiring great exertion; laborious; difficult: an arduous undertaking.
requiring or using much energy and vigor; strenuous: making an arduous effort.
hard to climb; steep: an arduous path up the hill.
hard to endure; full of hardships; severe: an arduous winter.
Origin of arduous
1530–40; < Latin
arduus erect, steep, laborious; see
-ous
SYNONYMS FOR arduous
OTHER WORDS FROM arduous
Words nearby arduous
ardipithecus ramidus,
ardmore,
ardor,
ardour,
ards,
arduous,
ardèche,
are,
area,
area bombing,
area code
Example sentences from the Web for arduously
British Dictionary definitions for arduously
arduous
/ (ˈɑːdjʊəs) /
adjective
requiring great physical or mental effort; difficult to accomplish; strenuous
hard to endure; harsh
arduous conditions
hard to overcome or surmount; steep or difficult
an arduous track
Derived forms of arduous
arduously, adverb arduousness, nounWord Origin for arduous
C16: from Latin
arduus steep, difficult