A Quick and Simple Dictionary

ARC

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.