null 

Meanings

• Noun

  The absence of any value, data, or substance.

  - "The database returned a null value for that field."
  - "The variable was initialized to null."

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Pronunciation

1. /nʌl/
   
   
   
   Source: "https://commons.wikimedia.org/w/index.php?curid=50244052"

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Antonyms

antinull , non-null

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Variants

List of all variants of null  that leads to same result
null , nulls , nulled , nulling , null and void , null hypotheses , null hypothesis , null-space , null-spaces , aleph-null , aleph-nulls

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Etymology

origin and the way in which meanings have changed throughout history.

From Old French nul, meaning 'nobody' or 'no one'. In mathematics, null was used to represent the absence of a value.

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Trivia

Any details, considerations, events or pieces of information regarding the word

1. In SQL, a null value is different from a zero or blank value.

2. In some programming languages, such as C++ and Java, null is represented as a pointer to an object with no memory allocated.

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Related Concepts

informations on related concepts or terms closely associated with the word. Discuss semantic fields or domains that the word belongs to

1. NaN (Not a Number): A special floating-point value representing an undefined, unrepresentable or uncomputable value.

2. Empty String: A string with no characters, denoted as '' or '' in different programming languages.

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Culture

Any cultural, historical, or symbolic significance of the word. Explore how the word has been used in literature, art, music, or other forms of expression.

In computer programming and mathematics, null is a common concept used to represent the absence of a value or the default value of a variable.

How to Memorize "null "

1. visualize
   

   - Imagine an empty box or container to represent the concept of null.

2. associate
   

   - Associate the concept of null with the absence of a value or the default value of a variable.

3. mnemonics
   

   - Use the mnemonic 'NothinG' to remember that null represents 'NothinG' or 'No Value'.

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Memorize "null " using Dictozo

The best and recommended way to memorize null  is, by using Dictozo. Just save the word in Dictozo extension and let the app handle the rest. It enhances the memorization process in two ways:

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