validity

EnglishEdit

EtymologyEdit

valid +‎ -ity, borrowed from Middle French validité, from Late Latin validitas.

NounEdit

 
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validity (countable and uncountable, plural validities)

  1. The state of being valid, authentic or genuine.
  2. State of having legal force.
  3. A quality of a measurement indicating the degree to which the measure reflects the underlying construct, that is, whether it measures what it purports to measure (see reliability).

TranslationsEdit