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Definition of Arc

Arc

  1. 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 quadrant.
  3. An arch.
  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 night.
  5. To form a voltaic arc, as an electrical current in a broken or disconnected circuit.

Quotations

More "Arc" Quotations

Arc Translations

arc in Danish is bue
arc in Dutch is toog, boog
arc in Finnish is kaari
arc in German is Bogen
arc in Italian is arco, emiciclo
arc in Latin is arcus
arc in Portuguese is arco
arc in Spanish is semicirculo