reliability
noun
re·li·abil·i·ty
ri-ˌlī-ə-ˈbi-lə-tē 
1
: the quality or state of being reliable
2
: the extent to which an experiment, test, or measuring procedure yields the same results on repeated trials
Examples of reliability in a Sentence
we never had reason to question the reliability of the park rangers in the event of an emergency
Recent Examples on the Web
Electrical safety and reliability were addressed through careful wiring, the use of fuses, and a structured power distribution system, reports Hackster.
—
Jijo Malayil, Interesting Engineering, 10 Feb. 2026
Because precious metals purchases often involve direct interaction with company representatives, responsiveness and service quality are important indicators of reliability.
—Roxanne Downer, USA Today, 10 Feb. 2026
Your reliability builds trust, so gentle follow-through can bolster a casual pitch into something that nourishes lasting community.
—Tarot.com, Hartford Courant, 10 Feb. 2026
Analysts point to rising capacity market payments and other reliability charges as a growing share of the bill, as dispatchable plants are paid simply to be available when wind and solar output declines.
—Ashley Lutz, Fortune, 10 Feb. 2026
See All Example Sentences for reliability
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Jijo Malayil, Interesting Engineering, 10 Feb. 2026
Because precious metals purchases often involve direct interaction with company representatives, responsiveness and service quality are important indicators of reliability.
—Roxanne Downer, USA Today, 10 Feb. 2026
Your reliability builds trust, so gentle follow-through can bolster a casual pitch into something that nourishes lasting community.
—Tarot.com, Hartford Courant, 10 Feb. 2026
Analysts point to rising capacity market payments and other reliability charges as a growing share of the bill, as dispatchable plants are paid simply to be available when wind and solar output declines.
—Ashley Lutz, Fortune, 10 Feb. 2026
See All Example Sentences for reliability
Cite this Entry
“Reliability.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/reliability. Accessed 11 Feb. 2026.
Copy CitationKids Definition
reliability
noun
re·li·abil·i·ty
ri-ˌlī-ə-ˈbil-ət-ē
plural reliabilities
: the quality or state of being reliable
Medical Definition
reliability
noun
re·li·abil·i·ty
ri-ˌlī-ə-ˈbil-ət-ē
plural reliabilities
: the extent to which an experiment, test, or measuring procedure yields the same results on repeated trials
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