English Lexicon

Reliability

/rɪˌlaɪəˈbɪlɪti/
nounCEFR B2 (Upper)Top #1500 frequency
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Comprehensive Definitions & Senses

1 sense
As noun
  1. 1

    The quality of being trustworthy or of performing consistently well.

    "The reliability of the new machinery has significantly reduced production downtime."

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Linguistic Origin & Historical Etymology

The term 'reliability' originates from the Latin word 'reliabilis', meaning 'able to be relied on', which evolved through Middle French before entering English in the late 19th century. Its meaning has shifted from a general sense of dependability to encompass specific contexts in technology and statistics.

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