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Definitions

unreliable

[uhn-ri-lahy-uh-buhl] / ˌʌn rɪˈlaɪ ə bəl /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

And Mr. Mezrich “would be the first to admit that as a writer, he was perhaps the most unreliable of them all.”

From The Wall Street Journal • Jun. 3, 2026

Polling in mayoral races is typically pretty unreliable.

From Los Angeles Times • Jun. 1, 2026

"Sometimes people pick trains so they have the option of working while they're travelling," she says, adding that operators shouldn't advertise their wi-fi as a benefit of rail travel if it is unreliable.

From BBC • May 30, 2026

But even they are unreliable: they often get destroyed or jammed, so supply deliveries have been intermittent.

From BBC • May 17, 2026

Opinion, experience and persuasion were necessarily unreliable and unsatisfactory; knowledge had to be built on firmer foundations.

From "The Invention of Science" by David Wootton




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