uncertainty
Americannoun
plural
uncertainties-
the state of being uncertain; doubt; hesitancy.
His uncertainty gave impetus to his inquiry.
- Synonyms:
- ambivalence, indecision, irresolution, hesitation
-
an instance of uncertainty, doubt, etc.
-
unpredictability; indeterminacy; indefiniteness.
noun
-
Also called: uncertainness. the state or condition of being uncertain
-
an uncertain matter, contingency, etc
Etymology
Origin of uncertainty
First recorded in 1350–1400; Middle English uncerteynte; equivalent to un- 1 + certainty
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
“However, a new CEO is yet to be appointed while the uncertainty regarding FY27/28 costs and future commitments persist.”
From The Wall Street Journal • Apr. 9, 2026
The lingering uncertainty about Middle East oil supplies was reflected in a note from Goldman Sachs published late Wednesday.
From MarketWatch • Apr. 9, 2026
With uncertainty still hanging over the markets, confidence is in short supply.
From Barron's • Apr. 8, 2026
Speaking before the college won the argument with the SLC, one woman repeatedly broke down in tears, asking not to be named because of the uncertainty.
From BBC • Apr. 8, 2026
Redemption glanced at Jam, then back at Ube, uncertainty flickering across his face.
From "Pet" by Akwaeke Emezi
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.