uncertainty

/ʌn'sə:tnti/
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uncertainty

The outcome of the experiment is filled with uncertainty.

Definition
  1. Noun:
    • The state of being unsure of something; a lack of certainty or conviction: This refers to a mental state of doubt, indecision, or lack of complete knowledge about a fact, outcome, or truth.
    • The quality of being unsettled, doubtful, or dependent on chance: This refers to the inherent unpredictability or instability of a situation, condition, or event.
Examples of Usage
  • Noun:
    • There is considerable uncertainty about the company's future. (There is a significant lack of surety regarding what will happen to the company.)
    • The uncertainty of the weather made planning the picnic difficult. (The unpredictable nature of the weather created a challenge for planning.)
    • He expressed uncertainty about which path to choose. (He voiced his doubt and lack of a definite decision regarding the choice.)
Advanced Usage
  • "Uncertainty principle": A fundamental concept in quantum physics stating that the position and the velocity of an object cannot both be measured exactly, at the same time.
    • The Heisenberg uncertainty principle is a cornerstone of modern physics.
  • "To live with uncertainty": To accept and continue one's life despite not knowing what will happen.
    • After the diagnosis, the family had to learn to live with uncertainty.
Variants and Related Words
  • Uncertain (adj): Not able to be relied on; not known or definite.
    • The outcome of the election is still uncertain.
  • Uncertainly (adv): In a way that shows a lack of sureness or confidence.
    • She answered the question uncertainly.
Synonyms
  • Doubt: A feeling of uncertainty or lack of conviction.
  • Indecision: The inability to make a decision quickly.
  • Ambiguity: The quality of being open to more than one interpretation; inexactness.
  • Unpredictability: The inability to be foreseen or known beforehand.
Antonyms
  • Certainty: Firm conviction that something is the case.
  • Confidence: The feeling or belief that one can rely on someone or something; firm trust.
  • Surety: The state of being sure or certain.
Related Phrases
  • A period of uncertainty: A time when things are not clear or decided.
    • The economy is going through a period of uncertainty.
  • To remove uncertainty: To eliminate doubt or make something clear.
    • The new data helped to remove some of the uncertainty surrounding the project.
uncertainty

The outcome of the experiment is filled with uncertainty.

Noun
  1. the state of being unsure of something
  2. being unsettled or in doubt or dependent on chance
    • the uncertainty of the outcome
    • the precariousness of his income

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