unreliable

adjective

un·​re·​li·​able ˌən-ri-ˈlī-ə-bəl How to pronounce unreliable (audio)
: not reliable : undependable, untrustworthy
an unreliable friend
an unreliable source of funding
an unreliable car
unreliability noun
the unreliability of the data
a person with a reputation for unreliability
unreliably adverb
a method that works unreliably

Examples of unreliable in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
By seeking a forensic examination to access text messages and metadata, the plaintiffs aimed to move beyond potentially unreliable screenshots to establish a full and accurate picture of the communications, and the court agreed. Lars Daniel, Forbes, 6 Dec. 2024 The long hours and lack of backup have created an environment where human errors are more likely, leading to unreliable tests and creating more work for the lab’s skeleton crew. Ryan Fonseca, Los Angeles Times, 2 Dec. 2024 Between the lines: The benchmarks used in the industry to compare performance among AI models are widely criticized as unreliable or irrelevant, which makes head-to-head comparisons difficult. Scott Rosenberg, Axios, 27 Nov. 2024 The documentary references Oliva, and questions why he has been eliminated as a suspect, even with the unreliable DNA evidence. Yaakov Katz, Newsweek, 27 Nov. 2024 See all Example Sentences for unreliable 

Word History

First Known Use

1810, in the meaning defined above

Time Traveler
The first known use of unreliable was in 1810

Dictionary Entries Near unreliable

Cite this Entry

“Unreliable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unreliable. Accessed 21 Dec. 2024.

Last Updated: - Updated example sentences
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