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null definition

null (nul)

adjective

  1. without legal force; not binding; invalid: usually in the phrase null and void
  2. amounting to naught; nil
  3. of no value, effect, or consequence; insignificant
  4. Math. designating, of, or being zero, as
    1. having all zero elements null matrix
    2. having a limit of zero null sequence
    3. having no members whatsoever null set

Etymology: MFr nul < L nullus, not any, none < OL *n(e) oin(o)los, not a one < ne, not (see no) + dim. of oinos < IE *oinos: see one

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Alternate definitions:

telecom null definition - telecom

null Synonyms

null

modif.

  1. Void

    invalid, vain, unsanctioned; see void 1.

  2. Nonexistent

    absent, nothing, negative; see imaginary, unreal.

  3. Useless

    ineffective, valueless, barren; see useless 1, worthless 1.


Webster's New World Roget's A-Z Thesaurus Copyright © 1999 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

null Usage Examples

Converse of object

  • embed: Exactly N bytes are copied, including any embedded nulls.

Modifying Another Word

  • possibly: Returns: The possibly null class name of object bound.

Modifies a noun

  • hypothesis: For these experiments, the null hypothesis was rejected.

Used with adjective complement

  • return: The correct behavior of expr = NULL is to always return null ( unknown ).

Noun used with modifier

  • non-: Returns: the class name, as a non- null String.

Infinitive complement

  • indicate: This value can be null to indicate no children are being added ( useful to remove ).

Preposition: if

  • pathname: Returns null if this abstract pathname does not denote a directory, or if an I/O error occurs.
null usage examples (more)

The word usage examples above have been gathered from various sources to reflect current and historical usage. They do not represent the opinions of YourDictionary.com.

null quotes

Faultily faultless, icily regular, splendidly null, Dead perfection, no more.

-Tennyson

null quotes (more)

Webster's New World Dictionary of Quotations Copyright © 2005 by Chambers Harrap Publishers Ltd. All rights reserved. Published by Wiley, Hoboken, NJ. Used by arrangement with John Wiley & Sons, Inc.

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MLA Style

"null." Webster's New World College Dictionary. 2009

  • Your Dictionary. 5 July 2009
  • <www.yourdictionary.com/null>

APA Style

null. (2009). In Webster's New World College Dictionary

  • Retrieved July 5th, 2009, from www.yourdictionary.com/null

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