uncertainty
/ʌnˈsɜːtənti/
Proposed by a contributor, not yet supported by evidence.
Also seen as: uncertainties
Sense 1
Meaning · English
Doubt; the condition of being uncertain or without conviction.
Noun
Examples
“Well,” I answered, at first with uncertainty, then with inspiration, “he would do splendidly to lead your cotillon, if you think of having one.” ¶ “So you do not dance, Mr. Crocker?” ¶ I was somewhat set back by her perspicuity.
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 2
Meaning · English
Something uncertain or ambiguous.
Noun
Examples
Despite these uncertainties, Clarke told MPs he was convinced of the need to order trains powered by batteries. He said: "We're calling for a 'no regrets' order of battery trains because we see them always having a future. We see them being fundable, financeable, similar cost to diesel trains, and w
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Common questions
What does “uncertainty” mean?
Doubt; the condition of being uncertain or without conviction.
Is “uncertainty” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.