Meaning of VALIDATION in English

VALIDATION

ˌvaləˈdāshən noun

( -s )

Etymology: validate + -ion

: an act, process, or instance of validating

meeting to discuss validation of the contract

stamping the validation on the passport

specifically : the process of determining the degree of validity of a measuring device

many … criteria require almost as much validation as the tests they are supposed to validate — Herbert Goldhamer

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.