AskDefine | Define null

Dictionary Definition

null adj : lacking any legal or binding force; "null and void" [syn: void] n : a quantity of no importance; "it looked like nothing I had ever seen before"; "reduced to nil all the work we had done"; "we racked up a pathetic goose egg"; "it was all for naught"; "I didn't hear zilch about it" [syn: nothing, nil, nix, nada, aught, cipher, cypher, goose egg, naught, zero, zilch, zip]

User Contributed Dictionary

English

Pronunciation

Etymology

From nul, from nullus.

Noun

  1. A nonexistant or empty value or set of values.
  2. Zero; nothing
  3. the ASCII character hex"00"
  4. the attribute of an entity that has no valid value

Adjective

  1. Having no legal validity, "null and void"
  2. insignificant
    • 1924, Marcel Proust, Within a Budding Grove:
      In proportion as we descend the social scale our snobbishness fastens on to mere nothings which are perhaps no more null than the distinctions observed by the aristocracy, but, being more obscure, more peculiar to the individual, take us more by surprise.
  3. absent or nonexistant
  4. of the null set
  5. of or comprising a value of precisely zero
  6. In the context of "genetics|of a mutation": causing a complete loss of gene function, amorphic.

Derived terms

Verb

  1. to nullify

Related terms

See also

Estonian

Numeral

null

German

Numeral

null

Norwegian

Numeral

null

Noun

  1. zero
  1. zero (derogatory about a person)

Extensive Definition

Null is an English word meaning 'nothing' or without value or consequence. It is derived from the Latin word nullus meaning 'none'.
Null may refer to:

Fiction

See also

null in Japanese: ヌル
null in Portuguese: Null
null in Russian: NULL
null in Ukrainian: NULL

Synonyms, Antonyms and Related Words

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