reliability

English

Etymology

Etymology tree
English rely
Proto-Indo-European *-dʰlom
Proto-Italic *-ðlom
Proto-Italic *-ðlis
Latin -bilis
Latin -ābilis
Old French -ablebor.
Middle English -able
English -able
English reliable
Proto-Indo-European *-teh₂
Proto-Indo-European *-ts
Proto-Indo-European *-teh₂tsder.
Latin -itās
Old French -itebor.
Middle English -ite
English -ity
English reliability

    From reliable + -ity.

    Pronunciation

    • Audio (Southern England):(file)

    Noun

    reliability (usually uncountable, plural reliabilities)

    1. The quality of being reliable, dependable, or trustworthy.
      Synonym: dependability
      Antonym: unreliability
      • 2023 April 5, Philip Haigh, “Comment: Pay deal a positive result”, in RAIL, number 980, page 3:
        Above all, rail needs to be boring. By that, I mean that it must run its timetable reliably, day-in and day-out. Punctuality and reliability remain the bedrock of a successful railway.
    2. (education) the ability to measure the same thing consistently (of a measurement indicating the degree to which the measure is consistent); that is, repeated measurements would give the same result (See also validity).
    3. (engineering) measurable time of work before failure

    Derived terms

    Translations

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