Definition of null adjective from the Oxford Advanced Learner's Dictionary

 

null

 adjective
adjective
BrE BrE//nʌl//
 
; NAmE NAmE//nʌl//
 
(specialist)
 
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  • having the value zero a null result
  • Word Origin late Middle English: from French nul, nulle, from Latin nullus ‘none’, from ne ‘not’ + ullus ‘any’.Idioms (law) (of an election, agreement, etc.) having no legal force; not valid The contract was declared null and void. They declared the agreement null and void.
    See the Oxford Advanced American Dictionary entry: null

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