Dictionary Definition
arduous adj
1 characterized by toilsome effort to the point
of exhaustion; especially physical effort; "worked their arduous
way up the mining valley"; "a grueling campaign"; "hard labor";
"heavy work"; "heavy going"; "spent many laborious hours on the
project"; "set a punishing pace" [syn: backbreaking, grueling, gruelling, hard, heavy, laborious, punishing, toilsome]
2 taxing to the utmost; testing powers of
endurance; "his final, straining burst of speed"; "a strenuous
task"; "your willingness after these six arduous days to remain
here"- F.D.Roosevelt [syn: straining, strenuous]
3 difficult to accomplish; demanding considerable
mental effort and skill; "the arduous work of preparing a
dictionary"
User Contributed Dictionary
English
Pronunciation
Adjective
Translations
needing or using up much energy
hard to climb
Extensive Definition
Scinax arduous is a species of frog in the Hylidae family. It
is endemic
to Brazil.
Its natural habitat is
subtropical or tropical moist lowland forests. It is threatened by
habitat
loss.
Source
- Peixoto, O.L. & Pimenta, B. 2004. Scinax arduous. 2006 IUCN Red List of Threatened Species. Downloaded on 22 July 2007.
arduous in Catalan: Scinax arduous
Synonyms, Antonyms and Related Words
Herculean, abrupt, abstruse, backbreaking, brutal, burdensome, complex, critical, crushing, delicate, demanding, difficile, difficult, effortful, energetic, exacting, exhausting, fatiguing, forced, formidable, grueling, hairy, hard, heavy, hefty, intricate, jawbreaking, killing, knotted, knotty, labored, laborious, mean, no picnic, not easy, onerous, operose, oppressive, painful, precipitate, precipitous, punishing, rigorous, rough, rugged, set with thorns, severe, sheer, sideling, spiny, steep, stickle, strained, strenuous, taxing, thorny, ticklish, tiring, toilsome, tough, tricksy, tricky, troublesome, trying, uphill, vigorous, wearisome, wicked