validation
valɪˈdeɪʃ(ə)n/
noun
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the action of checking or proving the validity or accuracy of something.“the technique requires validation in controlled trials”
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the action of making or declaring something legally or officially acceptable.“new courses, subject to validation, include an MSc in Urban Forestry”
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recognition or affirmation that a person or their feelings or opinions are valid or worthwhile.“they have exaggerated needs for acceptance and validation”
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