Definition of unreliable in English:

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Pronunciation: /ʌnrɪˈlʌɪəb(ə)l/


Not able to be relied upon: he’s lazy and unreliable unreliable information
More example sentences
  • Research has shown, however, that recall is unreliable and rife with inaccuracies and biases.
  • What a pity that Ms Evans' information comes from such an unreliable source.
  • Such knowledge as management did possess was vague or unreliable and seldom committed to writing.
questionable, open to question, open to doubt, doubtful, dubious, suspect, unsound, tenuous, flimsy, weak, unsubstantial, implausible, unconvincing, unsupported, unsubstantiated, fallible, shaky, rocky;
risky, chancy, disreputable, specious, defective;
inaccurate, vague, untrue, incorrect, wide of the mark, off-target, wrong
informal iffy, dicey
British informal dodgy



Example sentences
  • The average wind turbine produces less electricity in a year than the average family car: they produce high - cost electricity unreliably.
  • But another part of me likes having a backup network, one that I can reach, if unreliably, from across the street.
  • Miller is a first-rate intellectual but an unreliably quirky, quixotically overcerebral, hit-or-miss director.



For editors and proofreaders

Line breaks: un|re¦li¦able

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