Học từ vựng | Vocabulary learning |invalid


invalid ()

/ɪnˈvæl.ɪd/
/ɪnˈvæl.ɪd/

not legally or officially acceptable

The way to winning debates is to avoid invalid arguments.
An invalid passport would prevent travelers from entering the foreign country.
The contract became invalid after both parties failed to meet the agreed-upon terms.
The court declared the will invalid due to discrepancies in its execution.
Without a signature, the document was considered invalid in the legal context.


elusive , induce , inseparable , negligible , microbe