What does uncertain mean?

Definitions for uncertain
ʌnˈsɜr tnun·cer·tain

Here are all the possible meanings and translations of the word uncertain.

Princeton's WordNet

  1. uncertain, unsure, incertainadjective

    lacking or indicating lack of confidence or assurance

    "uncertain of his convictions"; "unsure of himself and his future"; "moving with uncertain (or unsure) steps"; "an uncertain smile"; "touched the ornaments with uncertain fingers"

  2. uncertainadjective

    not established beyond doubt; still undecided or unknown

    "an uncertain future"; "a manuscript of uncertain origin"; "plans are still uncertain"; "changes of great if uncertain consequences"; "without further evidence his story must remain uncertain"

  3. unsealed, uncertainadjective

    not established or confirmed

    "his doom is as yet unsealed"

  4. uncertainadjective

    not certain to occur; not inevitable

    "everything is uncertain about the army"; "the issue is uncertain"

  5. changeable, uncertain, unsettledadjective

    subject to change

    "a changeable climate"; "the weather is uncertain"; "unsettled weather with rain and hail and sunshine coming one right after the other"

  6. uncertainadjective

    not consistent or dependable

    "an uncertain recollection of events"; "a gun with a rather uncertain trigger"

  7. uncertainadjective

    ambiguous (especially in the negative)

    "she spoke in no uncertain terms"


  1. uncertainadjective

    not known for certain; questionable

  2. uncertainadjective

    not yet determined; undecided

  3. uncertainadjective

    variable and subject to change

  4. uncertainadjective

    fitful or unsteady

  5. uncertainadjective

    unpredictable or capricious

Samuel Johnson's Dictionary

  1. Uncertainadjective

    Etymology: incertain, Fr. incertus, Lat.

    That sacred pile, so vast, so high,
    That whether ’tis a part of earth or sky,
    Uncertain seems; and may be thought a proud
    Aspiring mountain, or descending cloud. John Denham.

    Man, without the protection of a superior being, is secure of nothing that he enjoys, and uncertain of every thing that he hopes for. John Tillotson.

    Condemned on Caucasus to lie,
    Still to be dying, not to die;
    With certain pain, uncertain of relief,
    True emblem of a wretched lover’s grief. George Granville.

    I must be married to my brother’s daughter,
    Or else my kingdom stands on brittle glass:
    Murther her brothers, and then marry her!
    Uncertain way of gain! William Shakespeare, Richard III.

    Ascanius young, and eager of his game,
    Soon bent his bow, uncertain in his aim:
    But the dire fiend the fatal arrow guides,
    Which pierc’d his bowels through his panting sides. Dryden.

    In the bright air the fauchion shone,
    Or whistling slings dismiss’d th’ uncertain stone. John Gay.

    The search of our future being, is but a needless, anxious, and uncertain haste to be knowing, sooner than we can, what, without all this solicitude, we shall know a little later. Alexander Pope.

    As the form of our publick service is not voluntary, so neither are the parts thereof uncertain; but they are all set down in such order, and with such choice, as hath, in the wisdom of the church, seemed best. Richard Hooker.

Webster Dictionary

  1. Uncertainadjective

    not certain; not having certain knowledge; not assured in mind; distrustful

  2. Uncertainadjective

    irresolute; inconsonant; variable; untrustworthy; as, an uncertain person; an uncertain breeze

  3. Uncertainadjective

    questionable; equivocal; indefinite; problematical

  4. Uncertainadjective

    not sure; liable to fall or err; fallible

  5. Uncertainadjective

    to make uncertain


  1. Uncertain

    Uncertain is a city in Harrison County, Texas, in the United States. As of the 2000 census, the city population was 150.

Chambers 20th Century Dictionary

  1. Uncertain

    un-sėr′tān, adj. not certain, doubtful: not to be depended upon: not sure of the result.—adv. Uncer′tainly.—ns. Uncer′tainness; Uncer′tainty, state of being uncertain or doubtful: want of certainty: that which is uncertain.

British National Corpus

  1. Spoken Corpus Frequency

    Rank popularity for the word 'uncertain' in Spoken Corpus Frequency: #4399

  2. Adjectives Frequency

    Rank popularity for the word 'uncertain' in Adjectives Frequency: #600

Anagrams for uncertain »

  1. runcinate

  2. N Centauri

  3. encurtain

How to pronounce uncertain?

How to say uncertain in sign language?


  1. Chaldean Numerology

    The numerical value of uncertain in Chaldean Numerology is: 5

  2. Pythagorean Numerology

    The numerical value of uncertain in Pythagorean Numerology is: 6

Examples of uncertain in a Sentence

  1. Andrzej Bowtruczuk:

    There is a risk linked to uncertain election results in autumn, and there is also a risk of fiscal easing. These two risks are being priced-in by investors today.

  2. Jayna Hefford:

    It is uncertain times but we are making progress and moving forward, it takes time to create change.

  3. Jason Sung:

    Crypto companies may struggle to demonstrate suitability for listing given the state of regulation of the industry and uncertain business models.

  4. Kathleen Brooks:

    Although the Remain camp has managed to stem the recent wave of support for the Brexiteers, the outcome is still very much uncertain and trading is likely to be sporadic and volumes thin in the next two sessions, with the EU referendum on a knife-edge, the market is right to look elsewhere for direction. Some of this came from Yellen, who reinforced (the) message that the Fed will slow the pace of rate hikes if the U.S. economy posts another dismal jobs report for June.

  5. Theresa Reidy:

    It is looking less and less likely that a combination of Fine Gael and Labour are going to be able to get back into government, unless Labour see some steady improvement in the campaign, which is hard to envisage right now, you'll be left in the quite challenging position where government formation is up in the air. I expect a very uncertain period after the election.

Popularity rank by frequency of use


Translations for uncertain

From our Multilingual Translation Dictionary

  • incertCatalan, Valencian
  • nejistýCzech
  • ungewiss, unsicher, unbeständig, unbestimmtGerman
  • necertaEsperanto
  • inciertoSpanish
  • epävarma, kyseenalainen, arvaamaton, epävakaaFinnish
  • incertainFrench
  • mì-chinnteachScottish Gaelic
  • bizonytalanHungarian
  • გაურკვეველიGeorgian
  • មិនប្រាកដប្រជាKhmer
  • harapuka, ngākaurua, taupetupetuMāori
  • nieokreślony, niezdecydowany, niepewnyPolish
  • incert, nedecis, neregulat, nestatornic, instabili, inconstant, imprevizibili, variabil, imprevizibil, instabil, indecis, nesiguri, nesigur, nestabilRomanian
  • непостоя́нный, изме́нчивый, неусто́йчивый, непредсказу́емый, неуве́ренный, нея́сный, неопределённый, нестаби́льныйRussian
  • நிச்சயமற்றதுTamil

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    a purposeful or industrious undertaking (especially one that requires effort or boldness)
    • A. endeavor
    • B. decline
    • C. mediocrity
    • D. witness

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