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Meanings of null in English

Portuguese
zero
Catalan
zero
Spanish
cero
Wikidata

A quantity of no importance.

      zero
      Russian
      null
      Portuguese
      null
      Spanish
      null
      Catalan
      null

      Special value in computing, often denoting "unset" or absence of useful data.

            null
            Russian
            null
            Portuguese
            null
            Spanish
            null

            Special marker and keyword in SQL.

                  Related terms
                  null

                  Lacking any legal or binding force.

                        Related terms
                        Usage of null in English
                        1
                        LXR-null mice also display delayed resolution, suggesting that native oxysterols promote resolution.
                        Pubmed
                        2
                        McDougal is asking the court to declare the agreement null and void.
                        Reuters
                        3
                        The meta-analysis rejected the null hypothesis that all studies showed no effect.
                        Pubmed
                        4
                        Overall the distribution of associations was not significantly different from the null.
                        Pubmed
                        5
                        Therefore, migration defects of Pten-null neurons might be secondary to ectopic differentiation.
                        Pubmed
                        6
                        The low turnout means that the referendum is rendered null and void.
                        The Irish Times
                        7
                        All marriages contracted in opposition to the canon laws are considered null.
                        Bulgaria
                        8
                        We find that neuronal cholinergic synapses form properly in PSD93 null mice.
                        Pubmed
                        9
                        CR protection was lost in PPARalpha-null mice due to inadequate tissue repair.
                        Pubmed
                        10
                        The ability to generate null mutants is essential for studying gene function.
                        Pubmed
                        11
                        Overall the distribution of association P-values was consistent with a null distribution.
                        Pubmed
                        12
                        The Emperor asked the Pope to pronounce it null, but Pius VII.
                        The Court of the Empress Josephine
                        13
                        The marriage is null and void, and I shall never acknowledge it.
                        Andreas Hofer: An Historical Novel
                        14
                        Appl1-null mice were born at expected Mendelian ratios, without obvious phenotypic abnormalities.
                        Pubmed
                        15
                        No significant abnormality in hematopoietic potential was observed in zimp10 null mice.
                        Pubmed
                        16
                        This meant that all subsequent arrests and convictions were null and void.
                        Artemis Fowl: The Eternity Code
                        About this term
                        More collocations
                        Translations for null
                        Russian
                        null
                        Null through the time
                        Null across language varieties
                        United States of America
                        Common
                        United Kingdom
                        Less common