English▸ verb [with object] check or prove the validity or accuracy of:
all analytical methods should be validated in respect of accuracy.
▪ demonstrate or support the truth or value of:
acclaim was seen as a means of validating one's existence.
▪ make or declare legally valid:
a wide range of professional bodies validate courses leading to these awards.
▪ recognize or affirm the validity or worth of (a person or their feelings or opinions); cause (a person) to feel valued or worthwhile:
without Patti to validate my feelings, they seemed not to exist
he seems to need other women's attention to validate him as a man.
– ORIGIN mid 17th century (in the sense ‘make legally valid’): from medieval Latin validat- ‘made legally valid’, from the verb validare, from Latin validus (see valid).