| n. | 1. | (Geom.) A portion of a curved line; | |||
| 2. | A curvature in the shape of a circular arc or an arch; | ||||
| 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.
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| v. i. | 1. | (Elec.) To form a voltaic arc, as an electrical current in a broken or disconnected circuit. | |||
| Noun | 1. | arc - electrical conduction through a gas in an applied electric field |
| 2. | arc - a continuous portion of a circle | |
| 3. | arc - something curved in shape Synonyms: bow | |
| Verb | 1. | arc - form an arch or curve; "her back arches"; "her hips curve nicely" |
| 1. | ARC - Advanced RISC Computing Specification | ||
| 2. | (file format, tool) | arc - 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. | |
| 3. | (mathematics, data) | arc - An edge in a tree. "branch" is a generally more common synonym. |