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Meaning of ARC

Pronunciation:  ârk

WordNet Dictionary
  1. [n]  electrical conduction through a gas in an applied electric field
  2. [n]  a continuous portion of a circle
  3. [n]  something curved in shape
  4. [v]  form an arch
 Synonyms: arch, bow, curve, discharge, electric arc, electric discharge, spark
 See Also: bend, brush discharge, camber, circle, corona, corona discharge, corposant, curve, curved shape, electric glow, electrical conduction, flashover, flex, limb, rainbow, Saint Elmo's fire, Saint Elmo's light, Saint Ulmo's fire, Saint Ulmo's light, sector, St. Elmo's fire



Webster's 1913 Dictionary
  1. \Arc\, n. [F. arc, L. arcus bow, arc. See {Arch}, n.]
    1. (Geom.) A portion of a curved line; as, the arc of a
       circle or of an ellipse.
    2. A curvature in the shape of a circular arc or an arch; as,
       the colored arc (the rainbow); the arc of Hadley's
    3. An arch. [Obs.]
             Statues and trophies, and triumphal arcs. --Milton.
    4. The apparent arc described, above or below the horizon, by
       the sun or other celestial body. The diurnal arc is
       described during the daytime, the nocturnal arc during the
    {Electric arc}, {Voltaic arc}. See under {Voltaic}.
  2. \Arc\ ([aum]rk), v. i. [imp. & p. p. {Arcked} ([aum]rkt); p.
    pr. & vb. n. {Arcking}.] (Elec.)
    To form a voltaic arc, as an electrical current in a broken
    or disconnected circuit.
Computing Dictionary
  1. Advanced RISC Computing Specification

  2. 1. An old archive format for IBM PC. The format is now so obscure that it is only likely to be supported by jack-of-all-trades decompression programs such as WINZIP.

    2. An edge in a tree. "branch" is a generally more common synonym.

Biology Dictionary
 Definition: A set of symptoms, such as lymph node enlargement, fever, loss of weight, diarrhea, and minor opportunistic diseases associated with a weakened immune system, which indicates a less severe form of infection by the HIV virus than AIDS itself. In some cases this is diagnosed as a precursor to AIDS. Also known as "AIDS-related condition" or "AIDS-related syndrome".
Thesaurus Terms
 Related Terms: AC arc, aperiodic discharge, arc column, arc discharge, arc light, arch, bend, bow, brush discharge, catacaustic, catenary, caustic, circle, color filter, conchoid, crook, curl, curvation, curvature, curve, diacaustic, dimmer, discharge, disruptive discharge, electric discharge, electric shock, electric spark, electrodeless discharge, ellipse, festoon, floats, flood, floodlight, footlights, foots, galvanic shock, gelatin, glow discharge, hook, hyperbola, klieg light, light plot, lights, limelight, lituus, marquee, medium, oscillatory discharge, parabola, Poulsen arc, round, shock, silent discharge, sinus, spark, spark gap, spot, spotlight, tracery