Noun has 3 senses

• unpredictability(n = noun.attribute) capriciousness - the quality of being guided by sudden unpredictable impulses;


• unpredictability(n = noun.attribute) volatility - the trait of being unpredictably irresolute; "the volatility of the market drove many investors away"


• unpredictability(n = noun.attribute) - lacking predictability;

Antonym: predictability
Derived form adjective unpredictable₁, adjective unpredictable₂