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Blackwater vs Null - What's the difference?

blackwater | null |

As nouns the difference between blackwater and null

is that blackwater is waste water likely to contain significant quantities of fecal matter while null is zero, nil; the cardinal number before einn.

blackwater

English

Noun

(en-noun)
  • Waste water likely to contain significant quantities of fecal matter.
  • * {{quote-news, year=2009, date=March 1, author=, title=Letter: Green Cruising Efforts, work=New York Times citation
  • , passage=While Ms. Conlin accurately described some of the efforts visible to cruisers, she veered off course when it came to environmental initiatives below deck. Ms. Conlin failed to report, among other things, that air emissions are regulated and that our industry is exploring new technologies to further reduce emissions; that our ships treat all blackwater ; and that advanced wastewater purification systems discharge water cleaner than most municipal water treatment plants.}}

    Synonyms

    * (waste water likely to contain fecal matter) brown water, foul water, sewage

    Coordinate terms

    * graywater * greywater * sullage * washwater

    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 ----