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English definition of “reliable”

reliable

adjective     /rɪˈlaɪəbl/
B1 able to be trusted or believed : a reliable car reliable information Andy's very reliable - if he says he'll do something, he'll do it. → Opposite unreliableLoyal, faithful and dependable
reliability     /rɪˌlaɪəˈbɪləti/ noun [U] how reliable someone or something is: I'm not sure about the reliability of those statistics .Loyal, faithful and dependable reliably adverb I am reliably informed that the concert has been cancelled .
(Definition of reliable adjective from the Cambridge Learner's Dictionary © Cambridge University Press)

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