reliability

Etymology

reliable + -ity

noun

  1. The quality of being reliable, dependable, or trustworthy.
    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. April 5 2023, Philip Haigh, “Comment: Pay deal a positive result”, in RAIL, number 980, page 3
  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

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