Definitions

1. noun

a reference or value that is empty or not applicable; a value of zero or absence.

“The database returned a null value for the missing user’s data.”

2. adjective

having no value or content; empty.

“The null page in the report indicated an error occurred.”

3. verb

to make or declare something to be nothing or of no value.

“The court nullified the contract due to a breach of terms.”

4. adverb

to no extent or degree; completely.

“The effect of the new policy was null, and they had to start over.”

5. prefix

indicating nothingness, absence, or nullity.

“The term nullify comes from the prefix null-.”