'unpredictability' definitions:
Definition of 'unpredictability'
(from WordNet)
noun
The quality of being guided by sudden unpredictable impulses [syn: capriciousness, unpredictability]
noun
The trait of being unpredictably irresolute; "the volatility of the market drove many investors away" [syn: volatility, unpredictability]
noun
Lacking predictability [ant: predictability]