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English definition of “reliable”

reliable

adjective     /rɪˈlaɪə.bl̩/
B1 Someone or something that is reliable can be trusted or believed because he, she, or it works or behaves well in the way you expect : Is your watch reliable? reliable information Gideon is very reliable - if he says he'll do something, he'll do it. → Opposite unreliableLoyal, faithful and dependable reliability     /rɪˌlaɪəˈbɪl.ɪ.ti/ US  /-ə.t̬i/ noun [U] C1 Rolls-Royce cars are famous for their quality and reliability.Loyal, faithful and dependable reliably     /-bli/ adverb I am reliably informed that you have been talking about resigning from the company .Loyal, faithful and dependable
(Definition of reliable adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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