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Arrow vs Undefined - What's the difference?

arrow | undefined |

As a noun arrow

is a projectile consisting of a shaft, a point and a tail with stabilizing fins that is shot from a bow.

As a verb arrow

is to move swiftly and directly (like an arrow).

As a contraction arrow

is (obsolete).

As an adjective undefined is

lacking a definition or value.

arrow

English

Etymology 1

From (etyl) (m), (m), from (etyl) earh, (m), (m), from (etyl) .

Noun

(en noun)
  • A projectile consisting of a shaft, a point and a tail with stabilizing fins that is shot from a bow.
  • *
    • Orion hit a rabbit once; but though sore wounded it got to the bury, and, struggling in, the arrow caught the side of the hole and was drawn out. Indeed, a nail filed sharp is not of much avail as an arrowhead; you must have it barbed, and that was a little beyond our skill.
  • A sign or symbol used to indicate a direction (e.g. \to).
  • (lb) A directed edge.
  • A dart.
    • Synonyms
    * (projectile) streal * (in graph theory) arc, directed edge
    Derived terms
    * arrowsmith * arrow-finger * arrowhead * arrow of time / time's arrow * arrowroot * arrowy * straight as an arrow
    See also

    Verb

    (en verb)
  • To move swiftly and directly (like an arrow)
  • To let fly swiftly and directly
  • * {{quote-news, year=2012
    • , date=April 9 , author=Mandeep Sanghera , title=Tottenham 1 - 2 Norwich , work=BBC Sport citation , page= , passage=Jermain Defoe dinked in an equaliser and Gareth Bale hit the crossbar for the hosts before Elliott Bennett arrowed in Norwich's winner. }}

    Etymology 2

    Representing pronunciation.

    Contraction

    (en-cont)
  • (obsolete)
  • * 1749 , Henry Fielding, Tom Jones , Folio Society 1973, page 153:
    • though he hath lived here this many years, I don't believe there is arrow a servant in the house ever saw the colour of his money.

    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
    • The result of division by zero is undefined .

    Antonyms

    * defined