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Conservation vs Null - What's the difference?

conservation | null |

As nouns the difference between conservation and null

is that conservation is the act of preserving, guarding, or protecting; the keeping (of a thing) in a safe or entire state; preservation while null is zero, nil; the cardinal number before einn.

conservation

Noun

  • The act of preserving, guarding, or protecting; the keeping (of a thing) in a safe or entire state; preservation.
  • Wise use of natural resources.
  • * {{quote-book, year=1913, author=
  • , title=Lord Stranleigh Abroad , chapter=4 citation , passage=“My father had ideas about conservation long before the United States took it up.
  • (biology) The discipline concerned with protection of biodiversity, the environment, and natural resources
  • (biology) Genes and associated characteristics of biological organisms that are unchanged by evolution, for example similar or identical nucleic acid sequences or proteins in different species descended from a common ancestor
  • (culture) The protection and care of cultural heritage, including artwork and architecture, as well as historical and archaeological artifacts
  • (physics) lack of change in a measurable property of an isolated physical system (conservation of energy, mass, momentum, electric charge, subatomic particles, and fundamental symmetries)
  • Derived terms

    * anticonservation * anticonservationist * conservational

    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 ----