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Challenging vs Null - What's the difference?

challenging | null |

As verbs the difference between challenging and null

is that challenging is present participle of lang=en while null is to nullify; to annul.

As adjectives the difference between challenging and null

is that challenging is difficult, hard to do while null is having no validity, "null and void.

As nouns the difference between challenging and null

is that challenging is the act of making a challenge while null is a non-existent or empty value or set of values.

challenging

English

Verb

(head)
  • Adjective

    (en adjective)
  • Difficult, hard to do.
  • Antonyms

    * unchallenging

    Noun

    (en noun)
  • The act of making a challenge.
  • * Estcourt Rowland Metzner, The conflict of tax laws (page 151)
  • There are always sincere challengings of the findings, always the objections (sincere in another sense) of those whose interests seem threatened.

    See also

    * challenge

    null

    English

    Noun

    (en noun)
  • A non-existent or empty value or set of values.
  • Zero]] quantity of [[expression, expressions; nothing.
  • (Francis Bacon)
  • Something that has no force or meaning.
  • (computing) the ASCII or Unicode character (), represented by a zero value, that indicates no character and is sometimes used as a string terminator.
  • (computing) the attribute of an entity that has no valid value.
  • Since no date of birth was entered for the patient, his age is null .
  • One of the beads in nulled work.
  • (statistics) null hypothesis
  • Adjective

    (en adjective)
  • Having no validity, "null and void"
  • insignificant
  • * 1924 , Marcel Proust, Within a Budding Grove :
  • In proportion as we descend the social scale our snobbishness fastens on to mere nothings which are perhaps no more null than the distinctions observed by the aristocracy, but, being more obscure, more peculiar to the individual, take us more by surprise.
  • absent or non-existent
  • (mathematics) of the null set
  • (mathematics) of or comprising a value of precisely zero
  • (genetics, of a mutation) causing a complete loss of gene function, amorphic.
  • Derived terms

    * nullity

    Verb

    (en verb)
  • to nullify; to annul
  • (Milton)

    See also

    * nil ----