uncertainty

/ʌnˈsɜːtənti/ noun

Definition

› [C or U] the feeling of not being sure what will happen in the future: The rule changes are complicated and cause uncertainty for workers and headaches for employers. At a time of economic uncertainty, risk taking can seem particularly difficult. There are uncertainties that loom over commodities prices.uncertainty about/over When there is uncertainty about financing, then private equity is not so quick to make deals.

(Definition of uncertainty noun from the Cambridge Business English Dictionary © Cambridge University Press)