Null

8 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Null \Null\, n.
     1. Something that has no force or meaning.
        [1913 Webster]
  
     2. That which has no value; a cipher; zero. --Bacon.
        [1913 Webster]


  
     {Null method} (Physics.), a zero method. See under {Zero}.
        [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Null \Null\, v. t. [From null, a., or perh. abbrev. from annul.]
     To annul. [Obs.] --Milton.
     [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Null \Null\, n. [Etymol. uncertain.]
     One of the beads in {nulled work}.
     [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Null \Null\, a. [L. nullus not any, none; ne not + ullus any, a
     dim. of unus one; cf. F. nul. See {No}, and {One}, and cf.
     {None}.]
     1. Of no legal or binding force or validity; of no efficacy;
        invalid; void; nugatory; useless.
        [1913 Webster]
  
              Faultily faultless, icily regular, splendidly null,
              Dead perfection; no more.             --Tennyson.
        [1913 Webster]
  
     2. Having a value of zero; as, of null utility.
        [PJC]
  
     3. (Math.) Empty; having no members; as, the null set.
        [PJC]
  
     4. (Computers) Unassigned or meaningless; -- a special value
        given to variables, especially pointers or logical
        variables, indicating that it is meaningless and cannot be
        used in computation; as, an uninitialized pointer in "C"
        is given a null value. The actual value that is stored in
        memory to indicate the null condition may vary with the
        computer language used.
        [PJC]

From WordNet (r) 2.0 [wn]:

  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}]

From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:

  51 Moby Thesaurus words for "null":
     aimless, bad, bare, barren, bland, blank, bleached, characterless,
     clear, designless, devoid, empty, existless, featureless, garbled,
     hollow, importless, inane, ineffective, ineffectual, inefficacious,
     insignificant, insipid, invalid, lacking, meaningless, minus,
     missing, negative, nonconnotative, nondenotative, nonexistent,
     null and void, phatic, purportless, purposeless, scrambled,
     senseless, unexisting, unmeaning, unrelieved, unsignificant,
     useless, vacant, vacuous, void, white, with nothing inside,
     without being, without content, worthless
  
  

From The Free On-line Dictionary of Computing (27 SEP 03) [foldoc]:

  null
       
           A special value used in several languages to
          represent the thing referred to by an uninitialised pointer.
       
           A special value that may be stored in some database
          columns to represent an unknown, missing, not applicable, or
          undefined value.  Nulls are treated completely differently
          from ordinary values when evaluating SQL expressions and there
          are several SQL constructs for dealing with nulls.
       
          (2003-06-17)
       
       

From Bouvier's Law Dictionary, Revised 6th Ed (1856) [bouvier]:

  NULL. Properly, that which does not exist; that which is not in the nature 
  of things. In a figurative sense it signifies that which has no more effect 
  than if it did not exist. 8 Toull. n. 320.