invalid
adjective
uk/ɪnˈvælɪd/ us LAW
not legally or officially acceptable:
an invalid document/passport/licence
be declared/deemed/ruled invalid Insurance is ruled invalid if the report is not received within 30 days of the theft.
not correct, or not based on correct information:
A small number of messages bounced back from invalid e-mail accounts.
IT
not recognized or accepted by a computer:
invalid data
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valid