arc: Meaning and Definition of


Pronunciation: (ärk), [key]
— n., v., arced arcked, arc•ing arck•ing.
  1. any unbroken part of the circumference of a circle or other curved line.
  2. Also calleda luminous bridge formed in a gap between two electrodes. Cf. spark (def. 2).
  3. the part of a circle representing the apparent course of a heavenly body.
  4. anything bow-shaped.
  1. to form an electric arc.
  2. to move in a curve suggestive of an arc.


Pronunciation: (ärk), [key]
  1. See


Pronunciation: [key]
  1. American Red Cross.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
  • arc (Thesaurus)