uncertainty

Definition of Uncertainty in English :

being unsettled or in doubt or dependent on chance

Example Sentences:
'the uncertainty of the outcome'
'the precariousness of his income'

the state of being unsure of something

WordNet Lexical Database for English. Princeton University. 2010.

Uncertainty

noun plural -ties

1. Also called: uncertainness

the state or condition of being uncertain

2.

an uncertain matter, contingency, etc

noun

1.

lack of certainty; doubt

2. Word forms: plural unˈcertainties

something uncertain

n. pl. un·cer·tain·ties

1. The condition of being uncertain; doubt.

2. Something uncertain: the uncertainties of modern life.

3. Statistics The estimated amount or percentage by which an estimated or calculated value may differ from the true value.