arc
Noun · VerbWordNet 3.0
Noun (3)
- electrical conduction through a gas in an applied electric fieldSynonyms: dischargesparkelectric arcelectric discharge
- a continuous portion of a circle
- something curved in shapeSynonyms: bow
Webster's Dictionary (GCIDE)
1.(Geom.) A portion of a curved line; as, the arc of a circle or of an ellipse. [1913 Webster]
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. [1913 Webster]
3.An arch. [Obs.] [1913 Webster]
Statues and trophies, and triumphal arcs.— Milton.[1913 Webster]
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. [1913 Webster]
Electric arc, Voltaic arc. See under Voltaic. [1913 Webster]
Free On-line Dictionary of Computing
<standard, hardware> (ARC, previously ARCS) The baseline hardware requirements for an ACE-compatible system.
(1995-01-16)
1.<file format, tool> An old archive format for IBM PC. The format is now so obscure that it is only likely to be supported by jack-of-all-trades decompression programs such as WINZIP.
2.<mathematics, data> An edge in a tree. "branch" is a generally more common synonym.
(1998-12-29)