null
Definitions
Having no legal or binding force; invalid.
Having no value, amount, or significance; zero.
A non-existent or empty value in computer programming.
Examples
The contract was declared null and void after the discovery of the error.
The computer returned a null value because the requested data could not be found.
His efforts to change the policy were rendered null by the board's final decision.
Synonyms
Antonyms
valid full existent meaningful effective substantial occupied