validity
Definitions
The quality of being logically or factually sound.
The state of being legally or officially binding or acceptable.
The extent to which a test or instrument accurately measures what it is intended to measure.
Examples
The scientist questioned the validity of the experimental results.
Please check the expiration date to ensure the validity of your passport.
The judge ruled that the contract lacked legal validity due to missing signatures.
Synonyms
legitimacy soundness authenticity correctness veracity authority cogency