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Pole vs Null - What's the difference?

pole | null |

As nouns the difference between pole and null

is that pole is pole while null is zero, nil; the cardinal number before einn.

pole

English

Etymology 1

From (etyl) pole, pal, from (etyl) .

Noun

(en noun)
  • Originally, a stick; now specifically, a long and slender piece of metal or (especially) wood, used for various construction or support purposes.
  • *
  • , title= Mr. Pratt's Patients, chapter=1 , passage=For a spell we done pretty well. Then there came a reg'lar terror of a sou'wester same as you don't get one summer in a thousand, and blowed the shanty flat and ripped about half of the weir poles out of the sand.}}
  • (angling) A type of basic fishing rod.
  • A long fiberglass sports implement used for pole-vaulting.
  • (slang, spotting) A telescope used to identify birds, aeroplanes or wildlife.
  • (historical) A unit of length, equal to a perch (¼ chain or 5½ yards).
  • (auto racing) Pole position.
  • (analysis) a singularity that behaves like \frac{1}{z^n} at z = 0
  • Synonyms
    * See also

    Antonyms

    * (analysis) root, zero
    Derived terms
    (terms derived from pole) * flagpole * maypole * poleaxe * pole vault

    Verb

    (pol)
  • To propel by pushing with poles, to push with a pole.
  • Huck Finn poled that raft southward down the Mississippi because going northward against the current was too much work.
  • To identify something quite precisely using a telescope.
  • He poled off the serial of the Gulfstream to confirm its identity.
  • To furnish with poles for support.
  • to pole beans or hops
  • To convey on poles.
  • to pole hay into a barn
  • To stir, as molten glass, with a pole.
  • Etymology 2

    From (etyl) pole, .

    Noun

    (en noun)
  • Either of the two points on the earth's surface around which it rotates; also, similar points on any other rotating object.
  • A point of magnetic focus, especially each of the two opposing such points of a magnet (designated north and south).
  • (geometry) A fixed point relative to other points or lines.
  • (electricity) A contact on an electrical device (such as a battery) at which electric current enters or leaves.
  • (complex analysis) For a meromorphic function f(z): a point a for which f(z) \rightarrow \infty as z \rightarrow a.
  • The function f(z) = \frac{1}{z-3} has a single pole at z = 3 .
  • (obsolete) The firmament; the sky.
  • * Milton
  • shoots against the dusky pole
    Antonyms
    * (complex analysis) zero
    Derived terms
    * polar * polarity * dipole * monopole * north pole * south pole * poles apart * polestar, pole star * pole vault

    Verb

    (pol)
  • To induce piezoelectricity in (a substance) by aligning the dipoles.
  • 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 ----