What's the difference between
and
Enter two words to compare and contrast their definitions, origins, and synonyms to better understand how those words are related.

Rollerball vs Null - What's the difference?

rollerball | null |

As nouns the difference between rollerball and null

is that rollerball is a kind of ballpoint pen with a spherical nib that uses water-based liquid or gelled ink while null is zero, nil; the cardinal number before einn.

rollerball

English

Noun

(en noun)
  • A kind of ballpoint pen with a spherical nib that uses water-based liquid or gelled ink.
  • *{{quote-news, year=2009, date=August 30, author=Laurie Winer, title=Keeping Score, work=New York Times citation
  • , passage=The office is full of rumpled clothes and bad haircuts; it’s an operation at which rollerball pens fall outside the budget limit (Bics for everyone!) }}
  • (computing) A trackball.
  • 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 ----