uncertainty, doubt, dubiety, skepticism, suspicion, mistrust mean lack of sureness about someone or something. uncertainty may range from a falling short of certainty to an almost complete …

UNCERTAINTY definition: 1. a situation in which something is not known, or something that is not known or certain: 2. a…. Learn more.

[countable] something that you cannot be sure about; a situation that makes you not be or feel certain. Definition of uncertainty noun in Oxford Advanced Learner's Dictionary. Meaning, …

UNCERTAINTY definition: the state of being uncertain; doubt; hesitancy. See examples of uncertainty used in a sentence.

Uncertainty is a state of doubt about the future or about what is the right thing to do. ...a period of political uncertainty.

There is some uncertainty about the company's future. He accepted the position without hesitation or uncertainty. Life is full of uncertainties.

Uncertainty, the least forceful, merely denotes a lack of assurance or conviction: I regarded my decision with growing uncertainty. Doubt and dubiety imply a questioning state of mind: "Doubt …

Uncertain, insecure, precarious imply a lack of predictability. That which is uncertain is doubtful or problematical; it often involves danger through an inability to predict or to place confidence in …

There are ten meanings listed in OED's entry for the noun uncertainty, one of which is labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Definition of uncertainty. English dictionary and integrated thesaurus for learners, writers, teachers, and students with advanced, intermediate, and beginner levels.