Meaning & use

null void

noun·Advancedtechnical

Last updated

UK/ˌnʌl ˈvɔɪd/
US/ˌnʌl ˈvɔɪd/

Meanings

  1. nouncountable or uncountabletechnical

    A state or place where nothing exists or has any effect, especially in computing or science fiction.

    Grammar: Usually used with 'the': the null void. It can be countable in science fiction ('a null void') but is more often uncountable in technical writing.

    Patterns

    • the null void
    • a null void
    • into the null void
    • in the null void

    The program returned a null void instead of an error message.

    In the story, the spaceship drifted into a null void beyond the stars.

    Scientists debated whether the null void could ever be measured.

  2. noununcountablecomputing

    In some programming contexts, a state where a value is absent and cannot be used.

    Grammar: Used as a fixed technical phrase; it does not take 'a' or a plural form in this sense.

    Patterns

    • a null void
    • the null void
    • null void error

    The database returned a null void, so the app crashed.

    A null void can cause problems if the code does not check for it.

Common combinations

fall into a null void
The old records fell into a null void after the system update.
return a null void
The function may return a null void if the input is missing.
null void error
A null void error appeared on the screen.
stare into the null void
He stared into the null void, not knowing what to do next.

Synonyms and how they differ

void
'Void' is more general and can mean an empty space or a legal cancellation; 'null void' is more specific and often technical.
nothingness
'Nothingness' is a literary or philosophical word for complete absence; 'null void' is used more in computing and science fiction.
limbo
'Limbo' suggests an uncertain waiting state, not complete absence; it is not a technical term.

Opposites

Word family

null adjective
Having no value, effect, or legal force.
void noun
An empty space or a feeling of emptiness.
void verb
To cancel something officially, such as a contract or ticket.

Commonly confused: null void or null and void? null void or avoid?

null void vs null and void

This is a legal phrase meaning 'not valid'; 'null void' is not the same and is mainly a technical or fictional term.

null void vs avoid

'Avoid' is a verb meaning to stay away from something; it sounds similar but has a completely different meaning.

Practice

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