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Obdurate vs Null - What's the difference?

obdurate | null |

As an adjective obdurate

is stubbornly persistent, generally in wrongdoing; refusing to reform or repent.

As a noun null is

zero, nil; the cardinal number before einn.

obdurate

English

Adjective

(en adjective)
  • Stubbornly persistent, generally in wrongdoing; refusing to reform or repent.
  • * Hooker
    • The very custom of evil makes the heart obdurate against whatsoever instructions to the contrary.
  • * Shakespeare
    • Art thou obdurate , flinty, hard as steel, / Nay, more than flint, for stone at rain relenteth?
  • * 1818 , ,"The Revolt of Islam", canto 4, stanza 9, lines 1486-7:
    • But custom maketh blind and obdurate
    The loftiest hearts.
  • * {{quote-news
    • , year=2011 , date=February 12 , author=Les Roopanarine , title=Birmingham 1 - 0 Stoke , work=BBC citation , page= , passage=An injury-time goal from Nikola Zigic against an obdurate Stoke side gave Birmingham back-to back Premier League wins for the first time in 14 months.}}
  • (obsolete) Physically hardened, toughened.

    • Synonyms

    * (stubbornly persistent in wrongdoing): hardened, hard-hearted, impertinent, intractable, unrepentant, unyielding, recalcitrant

    Derived terms

    * obduracy

    Related terms

    * durable, duration * endure, endurance, enduring

    References

    ----

    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)

    Related terms

    * annul

    See also

    * nil ----