null
14 synonyms and 2 antonyms for null, grouped by meaning and by how common each one is.
Adj — Having no legal or binding force; invalid.
Synonyms
Everyday swaps
Common words most readers know — safe in any writing.
Less common
Still standard English, but they carry more weight.
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
Synonyms by Meaning
1. adj
Having no legal or binding force; invalid.
“The contract was declared null after the fraud came to light.”
Opposites
antinull
non-null
How to use null
The word patterns that sound natural to a native speaker.
null and void
null value
null hypothesis
Etymology
Borrowed from Middle French nul, from Latin nullus, "none at all".
Full origin of null →Frequently asked questions
What does “null” mean?
The word “null” means having no legal or binding force; invalid. In plain terms, having no value or effect — used both for legal matters ("null and void") and for missing data in computing.
How do you pronounce “null”?
“Null” is pronounced nuhl (/nʌl/ in IPA).
How do you use “null” in a sentence?
Here is “null” used in a sentence: “The contract was declared null after the fraud came to light.”
What is the opposite of “null”?
The opposite of “null” — its antonyms — are antinull and non-null.
What part of speech is “null”?
Depending on how it is used, “null” can be an adjective, a noun and a verb.
Where does the word “null” come from?
The word “null” comes from Latin. Borrowed from Middle French nul, from Latin nullus, "none at all".
Is “null” a common word?
“Null” is an uncommon word in modern English.
How many meanings does “null” have?
“Null” has 4 distinct senses listed in this dictionary. The most common is: having no legal or binding force; invalid.
What is the difference between null and void?
Null and void are often paired together to mean having no legal or binding force, but null on its own can also mean amounting to nothing or nonexistent in a broader sense, such as in computing. 'Void' more narrowly refers to something being legally invalid.
What does null mean in computing?
In computing, null represents a value that indicates the absence of any data, distinct from zero or an empty string, both of which are actual values. A null value signals that no data exists for that field or variable.
What is the difference between null and zero?
Null represents the absence of any data, while zero is an actual numeric value. In computing, a field can be zero and still contain data, but a null field contains no value at all.
