1. (acronym) .  (pathology) AIDS-related complex.
  2. Noun.  (astronomy) That part of a circle which a heavenly body appears to pass through as it moves above and below the horizon. (defdate, from 14th c.) .
  3. Noun.  (geometry) A continuous part of the circumference of a circle (circular arc) or of an other curve. (defdate, from 16th c.) .
  4. Noun.  A curve, in general. (defdate, from 17th c.) .
  5. Noun.  A band contained within parallel curves, or something of that shape. (defdate, from 17th c.) .
  6. Noun.  (context, electrics) A flow of current across an insulating medium; especially a hot, luminous discharge between either two electrodes or as lightning. (defdate, from 19th c.) .
  7. Noun.  A story arc. (defdate, from 20th c.) .
  8. Noun.  (mathematics) A continuous mapping from a real interval (typically [0, 1]) into a space.
  9. Noun.  (graph theory) A directed edge.
  10. Verb.  (intransitive) To move following a curved path.
  11. Verb.  (intransitive) To form an electrical arc.

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This entry was last updated on RefTopia from its source on 3/20/2012.