onerous


onerous
I
(New American Roget's College Thesaurus)
adj. difficult, troublesome, burdensome, wearing, oppressive. See difficulty.Ant., light, easy.
II
(Roget's IV) modif.
Syn. oppressive, burdensome, heavy, serious, exacting, demanding, galling, troublesome, formidable, grinding, laborious, strenuous, tedious, tiresome, hard, embittering, arduous, plodding, backbreaking, grueling, toilsome, cumbersome, weighty, ponderous, responsible, rigorous, severe, vexatious, harsh, painful, overpowering, crushing, excessive, merciless, overtaxing, taxing, fatiguing, pressing, tiring, exhausting, intolerable, austere, causing care, irksome, distressing, grievous, heartbreaking, afflictive; see also difficult 1 , 2 .
Ant. easy*, light, trifling.
Syn.- onerous applies to that which is laborious or troublesome, often because of its annoying or tedious character [ the onerous task of taking inventory ] ; burdensome applies to that which is wearisome or oppressive to the mind or spirit as well as to the body [burdensome responsibilities ] ; oppressive suggests a hardship that weighs heavily on the mind, spirits, or senses, or stresses the overbearing cruelty of the person or thing that inflicts the hardship [oppressive weather, an oppressive king ] ; exacting suggests the making of Great demands on the attention, skill, care, etc. [ an exacting supervisor, exacting work ]
III
(Roget's 3 Superthesaurus) (VOCABULARY WORD) a.
[OHN ur us]
burdensome, laborious or oppressive.
We were given the onerous task of mowing all thirty acres.
SYN.: burdensome, laborious, oppressive, troublesome, difficult, arduous, formidable, demanding, wearisome.
ANT.: easy, effortless, painless, trouble-free
IV
(Roget's Thesaurus II) adjective Requiring great or extreme bodily, mental, or spiritual strength: arduous, backbreaking, burdensome, demanding, difficult, effortful, exacting, exigent, formidable, hard, heavy, laborious, oppressive, rigorous, rough, severe, taxing, tough, trying, weighty. See HEAVY.

English dictionary for students. 2013.

Synonyms:

Look at other dictionaries:

  • onerous — oner·ous / ä nə rəs, ō / adj 1: excessively burdensome or costly 2: involving a return benefit, compensation, or consideration an onerous donation used chiefly in the civil law of Louisiana see also onerous contract at …   Law dictionary

  • onerous — onerous, burdensome, oppressive, exacting are comparable when they mean imposing severe trouble, labor, or hardships. All of these terms are applicable to a state of life, its duties or obligations, or to conditions imposed upon a person by that… …   New Dictionary of Synonyms

  • onerous — [än′ər əs, ōn′ər əs] adj. [ME < MFr onereus < L onerosus < onus, a load: see ONUS] 1. burdensome; laborious 2. Law involving a legal obligation that equals or exceeds the benefits [onerous lease] onerously adv. onerousness n. SYN.… …   English World dictionary

  • Onerous — On er*ous, a. [L. onerosus, fr. onus, oneris, a load, burden: cf. F. on[ e]reux.] Burdensome; oppressive. Too onerous a solicitude. I. Taylor. [1913 Webster] {Onerous cause} (Scots Law), a good and legal consideration; opposed to {gratuitous}.… …   The Collaborative International Dictionary of English

  • onerous — (adj.) c.1400, from O.Fr. onereus, honereus (14c., Mod.Fr. onéreux), from L. onerosus, from onus (gen. oneris) burden (see ONUS (Cf. onus)) …   Etymology dictionary

  • onerous — [adj] difficult; requiring hard labor arduous, austere, backbreaking, burdensome, crushing, cumbersome, demanding, difficult, distressing, embittering, exacting, excessive, exhausting, exigent, fatiguing, formidable, galling, grave, grinding,… …   New thesaurus

  • onerous — ► ADJECTIVE 1) involving an oppressive amount of effort and difficulty. 2) Law involving heavy obligations. ORIGIN Latin onerosus, from onus burden …   English terms dictionary

  • onerous — adjective Etymology: Middle English, from Middle French honereus, from Latin onerosus, from oner , onus burden; akin to Sanskrit anas cart Date: 14th century 1. involving, imposing, or constituting a burden ; troublesome < an onerous task > 2.… …   New Collegiate Dictionary

  • onerous — /ownaras/ A contract, lease, share, or other right is said to be onerous when the obligations attaching to it unreasonably counterbalance or exceed the advantage to be derived from it, either absolutely or with reference to the particular… …   Black's law dictionary

  • onerous — adjective formal work or responsibility that is onerous is difficult and worrying or makes you tired: an onerous task | onerous duties onerously adverb onerousness noun (U) …   Longman dictionary of contemporary English