from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The condition of being uncertain; doubt.
  • noun Something uncertain.
  • noun Statistics The estimated amount or percentage by which an estimated or calculated value may differ from the true value.

from The Century Dictionary.

  • noun The character or state of being uncertain; want of certainty.
  • noun Of persons: a state of doubt; a state in which one knows not what to think or do; hesitation; irresolution.
  • noun Something not certainly or exactly known; anything not determined, settled, or established; a contingency.

from the GNU version of the Collaborative International Dictionary of English.

  • noun The quality or state of being uncertain.
  • noun That which is uncertain; something unknown.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun uncountable doubt; the condition of being uncertain or without conviction.
  • noun countable Something uncertain or ambiguous.
  • noun uncountable (mathematics) A parameter that measures the dispersion of a range of measured values.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun the state of being unsure of something
  • noun being unsettled or in doubt or dependent on chance


from Wiktionary, Creative Commons Attribution/Share-Alike License

un- +‎ certainty.


    Sorry, no example sentences found.


Log in or sign up to get involved in the conversation. It's quick and easy.