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| null [ nul ] |
adjective |
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| Definition: |
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1. invalid: having no legal validity
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2. valueless: having no value or importance
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3. amounting to nothing: amounting to nothing in terms of context or character
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4. at zero level: at the level of zero or nothing
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5. mathematics relating to zero: relating to or equal to zero
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6. mathematics empty: used to describe a mathematical set containing no elements
  the null set
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7. mathematics ending in zero: converging to zero
a null sequence
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8. physics indicating reading of zero: indicating a reading of zero when a measured quantity is undetectable or equal to another in comparison
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noun |
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| Definition: |
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(
literary
)
Same as zero
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| [Mid-16th century. Via Old French nul< Latin nullus "not any"] |
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null and void not legally valid
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