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Invisible vs Null - What's the difference?

invisible | null |

As an adjective invisible

is unable to be seen; out of sight; not visible.

As a noun null is

zero, nil; the cardinal number before einn.

invisible

English

Adjective

(-)
  • Unable to be seen; out of sight; not visible.
  • * (John Milton)
  • To us invisible , or dimly seen / In these thy lowest works.
  • *
  • , title=(The Celebrity), chapter=4 , passage=The Celebrity, by arts unknown, induced Mrs. Judge Short and two other ladies to call at Mohair on an afternoon when Mr. Cooke was trying a trotter on the track.
  • * {{quote-magazine, year=2013, month=May-June, author= William E. Conner
  • , title= An Acoustic Arms Race , volume=101, issue=3, page=206-7, magazine=(American Scientist) , passage=Earless ghost swift moths become “invisible ” to echolocating bats by forming mating clusters close (less than half a meter) above vegetation and effectively blending into the clutter of echoes that the bat receives from the leaves and stems around them.}}
  • * 2013 , Jayne Smith, Guide to Basic Garment Assembly for the Fashion Industry (page 60)
  • The teeth on an invisible zip are different from those on a conventional zip, as they are turned onto the inside so that they do not show, giving the impression of being concealed in the seam, as seen below.
  • Not appearing on the surface.
  • (Internet) Apparently, but not actually, offline.
  • (psychology) That is ignored by a person.
  • Synonyms

    * (not appearing on the surface) hidden, latent

    Antonyms

    * visible * apparent

    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 ----