Definition of unreliability noun from the Oxford Advanced Learner's Dictionary

 

unreliability

 noun
noun
BrE BrE//ˌʌnrɪˌlaɪəˈbɪləti//
 
; NAmE NAmE//ˌʌnrɪˌlaɪəˈbɪləti//
 
[uncountable]
 
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the fact that you cannot trust or depend on somebody/something the unreliability of some statistics opposite reliabilityWord Familyrely verbreliable adjective (unreliable)reliably adverbreliability noun (unreliability)reliance noun