reliability

American

[ri-lahy-uh-bil-i-tee] / rɪˌlaɪ əˈbɪl ɪ ti /

Sometimes reliableness

noun

the ability to be relied on or depended on, as for accuracy, honesty, or achievement.

Other Word Forms

nonreliability noun

Etymology

Origin of reliability

reliable + -ity

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.

To better understand BMI's reliability, researchers from the University of Verona and Beirut University examined a general population group whose body fat had been measured using DXA.

From Science Daily • Apr. 3, 2026

The DEA is supporting the Bolivian government as it conducts "reliability" screens on anti-narcotics officers using polygraph lie detectors.

From Barron's • Apr. 1, 2026

Some rail operators worry about the reliability of battery locomotives, especially in freezing temperatures.

From The Wall Street Journal • Mar. 31, 2026

These rules reflect pragmatic judgments about access, reliability, and the realities of modern voting systems.

From Slate • Mar. 31, 2026

Just two weeks later, on February 8, Bunderson asked the judge to rule that he would advise the jury to question the reliability of the farrier.

From "A Deadly Wandering: A Mystery, a Landmark Investigation, and the Astonishing Science of Attention in the Digital Age" by Matt Richtel

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023