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
The findings offer a clearer roadmap for safer, longer-lasting batteries at a time when EV adoption depends heavily on trust, reliability, and performance, as reported in Nature Nanotechnology.
—
Neetika Walter, Interesting Engineering, 29 Dec. 2025
Progress here will be critical for improving reliability and trust, and ensuring that an AI agent will perform the task at hand.
—Thomas Şerban Von Davier, The Conversation, 29 Dec. 2025
The following predictions outline how the landscape will evolve in 2026 — from wider access to competitive models to new standards for measuring AI reliability — and how successful organizations will differentiate themselves to capitalize on these changes.
—Sridhar Ramaswamy, Fortune, 28 Dec. 2025
Vehicles that are about three years old often hit the sweet spot between price and reliability.
—Brian Page, CNBC, 26 Dec. 2025
See All Example Sentences for reliability
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Neetika Walter, Interesting Engineering, 29 Dec. 2025
Progress here will be critical for improving reliability and trust, and ensuring that an AI agent will perform the task at hand.
—Thomas Şerban Von Davier, The Conversation, 29 Dec. 2025
The following predictions outline how the landscape will evolve in 2026 — from wider access to competitive models to new standards for measuring AI reliability — and how successful organizations will differentiate themselves to capitalize on these changes.
—Sridhar Ramaswamy, Fortune, 28 Dec. 2025
Vehicles that are about three years old often hit the sweet spot between price and reliability.
—Brian Page, CNBC, 26 Dec. 2025
See All Example Sentences for reliability
Cite this Entry
“Reliability.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/reliability. Accessed 1 Jan. 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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