(New American Roget's College Thesaurus)
adj. inauspicious, bodeful, fateful. See warning, prediction, threat. Ant., unthreatening.
(Roget's IV) modif.
Syn. foreboding, portentous, threatening, forbidding, fateful, baleful, menacing, sinister, dark, black, lowering, suggestive, ever-threatening, premonitory, dire, direful, ill-omened, grim, gloomy, haunting, perilous, ill-starred, ill-fated, impending, looming, fearful, clouded, unpropitious, inauspicious, unlucky, forewarning, foreshadowing, presaging, prophetic, of evil portent, apocalyptic; see also dangerous 2 , dismal 1 , doomed , frightful 1 , oracular 2 , sinister .
Ant. favorable*, encouraging, auspicious.
Syn.- ominous implies a threatening character but does not necessarily connote a disastrous outcome [ the request was met by an ominous silence ] ; portentous may imply a foreshadowing, esp. of evil, but is now more often used of that which arouses awe or amazement because of its prodigious or marvelous character [ a portentous event ] ; fateful may imply a fatal character or control by fate, but is now usually applied to that which is of momentous or decisive significance [ a fateful decision ] ; foreboding implies a portent or presentiment of something evil or harmful [ a foreboding anxiety ]
(Roget's 3 Superthesaurus) (VOCABULARY WORD) a.
[OM un us]
pertaining to omens, portentious, foreboding.
A dark cloud on the horizon is particularly ominous to one on a sailboat.
SYN.: portentious, foreboding, dreadful, prophetic, menacing, boding evil, inauspicious, threatening, sinister, cautionary.
ANT.: boding well, encouraging, heartening, reassuring
(Roget's Thesaurus II) adjective Portending future disaster: apocalyptic, apocalyptical, baneful, dire, direful, fateful, fire-and-brimstone, grave2, hellflre, portentous, unlucky. See LUCK, WARN.

English dictionary for students. 2013.


Look at other dictionaries:

  • ominous — ominous, portentous, fateful, inauspicious, unpropitious basically mean having a menacing or threatening character or quality. What is ominous has or seems to have the character of an omen, especially of an omen forecasting evil; the term… …   New Dictionary of Synonyms

  • Ominous — Om i*nous, a. [L. ominosus, fr. omen. See {Omen}.] Of or pertaining to an omen or to omens; being or exhibiting an omen; significant; portentous; formerly used both in a favorable and unfavorable sense; now chiefly in the latter; foreboding or… …   The Collaborative International Dictionary of English

  • ominous — [äm′ə nəs] adj. [L ominosus] of or serving as an omen; esp., having the character of an evil omen; threatening; sinister ominously adv. ominousness n. SYN. OMINOUS implies a threatening character but does not necessarily connote a disastrous… …   English World dictionary

  • ominous — I adjective adverse, alarming, augurial, auspicial, baleful, bodeful, dangerous, dark, depressing, dire, direful, disastrous, dismaying, dispiriting, disquieting, disturbing, divinatory, fatidic, fatidical, fear inspiring, fearful, forbidding,… …   Law dictionary

  • ominous — (adj.) 1580s, from L. ominosus full of foreboding, from omen (gen. ominis) foreboding (see OMEN (Cf. omen)). Related: Ominousness …   Etymology dictionary

  • ominous — [adj] menacing, foreboding apocalyptic, augural, baleful, baneful, clouded, dangerous, dark, dire, direful, dismal, doomed, doomful, fateful, fearful, forbidding, gloomy, grim, haunting, hostile, ill boding, ill fated, impending, inauspicious,… …   New thesaurus

  • ominous — ► ADJECTIVE ▪ giving the worrying impression that something bad is going to happen. DERIVATIVES ominously adverb ominousness noun. ORIGIN Latin ominosus, from omen omen …   English terms dictionary

  • ominous — adjective ominous clouds Syn: threatening, menacing, baleful, forbidding, sinister, inauspicious, unpropitious, unfavorable, unpromising; portentous, foreboding, fateful, premonitory; black, dark, gloomy; formal minatory; literary direful; rare… …   Thesaurus of popular words

  • ominous — ominously, adv. ominousness, n. /om euh neuhs/, adj. 1. portending evil or harm; foreboding; threatening; inauspicious: an ominous bank of dark clouds. 2. having the significance of an omen. [1580 90; < L ominosus portentous, equiv. to omin (s.… …   Universalium

  • ominous — adjective Date: 1580 being or exhibiting an omen ; portentous; especially foreboding or foreshadowing evil ; inauspicious • ominously adverb • ominousness noun Synonyms: ominous, portentous, fateful mean havi …   New Collegiate Dictionary

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