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Louver vs Null - What's the difference?

louver | null |

As nouns the difference between louver and null

is that louver is a type of turret on the roof of certain medieval buildings designed to allow ventilation or the admission of light while null is zero, nil; the cardinal number before einn.

louver

English

(Wikipedia)

Alternative forms

* louvre (mainly UK )

Noun

(en noun)
  • A type of turret on the roof of certain medieval buildings designed to allow ventilation or the admission of light.
  • * 1596 , (Edmund Spenser), The Faerie Queene , VI.10:
  • But darknesse dred and daily night did hover / Through all the inner parts, wherein they dwelt; / Ne lightned was with window, nor with lover , / But with continuall candle-light […].
  • Any of a system of slits, as in the hood of an automobile, for ventilation.
  • Derived terms

    * louvered, louvred

    See also

    * jalousie

    Anagrams

    * *

    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 ----