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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.

Arc Quotations

The earth together with its surrounding waters must in fact have such a shape as its shadow reveals, for it eclipses the moon with the arc of a perfect circle.
Nicolaus Copernicus

The moral arc of the universe bends at the elbow of justice.
Martin Luther King, Jr.

Joan of Arc had style. Jesus had style.
Charles Bukowski

The arc of American history almost inevitably moves toward freedom. Whether it's Lincoln and the Emancipation Proclamation, the expansion of women's rights or, now, gay rights, I think there is an almost-inevitable march toward greater civil liberties.
James McGreevey

When you go to a great concert, you feel this arc, almost like the music of a well-chosen set takes you on this trip through emotions and through various forms of intellectual engagement.
John Green
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

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